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1231034353 is a prime number
BaseRepresentation
bin100100101100000…
…0001011111110001
310011210102000122221
41021120001133301
510010121044403
6322053201041
742335422303
oct11130013761
93153360587
101231034353
1158198336a
122a4330181
1316806c1c3
14b96cb973
157311adbd
hex496017f1

1231034353 has 2 divisors, whose sum is σ = 1231034354. Its totient is φ = 1231034352.

The previous prime is 1231034309. The next prime is 1231034381. The reversal of 1231034353 is 3534301321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 934402624 + 296631729 = 30568^2 + 17223^2 .

It is a cyclic number.

It is not a de Polignac number, because 1231034353 - 213 = 1231026161 is a prime.

It is a super-2 number, since 2×12310343532 = 3030891156532257218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1231034303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615517176 + 615517177.

It is an arithmetic number, because the mean of its divisors is an integer number (615517177).

Almost surely, 21231034353 is an apocalyptic number.

It is an amenable number.

1231034353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1231034353 is an equidigital number, since it uses as much as digits as its factorization.

1231034353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1231034353 is about 35086.0991419679. The cubic root of 1231034353 is about 1071.7415238861.

Adding to 1231034353 its reverse (3534301321), we get a palindrome (4765335674).

The spelling of 1231034353 in words is "one billion, two hundred thirty-one million, thirty-four thousand, three hundred fifty-three".