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12675065831 is a prime number
BaseRepresentation
bin10111100110111111…
…00010011111100111
31012201100101001120122
423303133202133213
5201424304101311
65453422352155
7626046165461
oct136337423747
935640331518
1012675065831
11541482061a
122558a2b65b
13126cc8396c
14883545131
154e2b6a0db
hex2f37e27e7

12675065831 has 2 divisors, whose sum is σ = 12675065832. Its totient is φ = 12675065830.

The previous prime is 12675065789. The next prime is 12675065833. The reversal of 12675065831 is 13856057621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12675065831 - 214 = 12675049447 is a prime.

It is a super-2 number, since 2×126750658312 (a number of 21 digits) contains 22 as substring.

Together with 12675065833, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12675065833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6337532915 + 6337532916.

It is an arithmetic number, because the mean of its divisors is an integer number (6337532916).

Almost surely, 212675065831 is an apocalyptic number.

12675065831 is a deficient number, since it is larger than the sum of its proper divisors (1).

12675065831 is an equidigital number, since it uses as much as digits as its factorization.

12675065831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 12675065831 in words is "twelve billion, six hundred seventy-five million, sixty-five thousand, eight hundred thirty-one".