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1012112053 = 4721534299
BaseRepresentation
bin111100010100111…
…001101010110101
32121112110121201121
4330110321222311
54033100041203
6244233023541
734036545001
oct7424715265
92545417647
101012112053
1147a346847
12242b54bb1
131318bb194
14985c1701
155dcc50bd
hex3c539ab5

1012112053 has 4 divisors (see below), whose sum is σ = 1033646400. Its totient is φ = 990577708.

The previous prime is 1012112047. The next prime is 1012112063. The reversal of 1012112053 is 3502112101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1012112053 - 25 = 1012112021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012112063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10767103 + ... + 10767196.

It is an arithmetic number, because the mean of its divisors is an integer number (258411600).

Almost surely, 21012112053 is an apocalyptic number.

It is an amenable number.

1012112053 is a deficient number, since it is larger than the sum of its proper divisors (21534347).

1012112053 is an equidigital number, since it uses as much as digits as its factorization.

1012112053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21534346.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1012112053 is about 31813.7085703632. The cubic root of 1012112053 is about 1004.0211596018.

Adding to 1012112053 its reverse (3502112101), we get a palindrome (4514224154).

The spelling of 1012112053 in words is "one billion, twelve million, one hundred twelve thousand, fifty-three".

Divisors: 1 47 21534299 1012112053