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3121233053 is a prime number
BaseRepresentation
bin1011101000001010…
…0011110010011101
322001112011001211012
42322002203302131
522343013424203
61233414505005
7140230020551
oct27202436235
98045131735
103121233053
111361944654
12731365165
133a9850783
14218763861
1513403ebd8
hexba0a3c9d

3121233053 has 2 divisors, whose sum is σ = 3121233054. Its totient is φ = 3121233052.

The previous prime is 3121233029. The next prime is 3121233097. The reversal of 3121233053 is 3503321213.

3121233053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3093806884 + 27426169 = 55622^2 + 5237^2 .

It is a cyclic number.

It is not a de Polignac number, because 3121233053 - 210 = 3121232029 is a prime.

It is a super-2 number, since 2×31212330532 = 19484191542279401618, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3121233023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560616526 + 1560616527.

It is an arithmetic number, because the mean of its divisors is an integer number (1560616527).

Almost surely, 23121233053 is an apocalyptic number.

It is an amenable number.

3121233053 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121233053 is an equidigital number, since it uses as much as digits as its factorization.

3121233053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 3121233053 is about 55867.9966796734. The cubic root of 3121233053 is about 1461.4211865159.

Adding to 3121233053 its reverse (3503321213), we get a palindrome (6624554266).

The spelling of 3121233053 in words is "three billion, one hundred twenty-one million, two hundred thirty-three thousand, fifty-three".