13731974051 has 2 divisors, whose sum is σ = 13731974052. Its totient is φ = 13731974050.

The previous prime is 13731974029. The next prime is 13731974107. The reversal of 13731974051 is 15047913731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13731974051 - 2¹⁰ = 13731973027 is a prime.

It is a super-2 number, since 2×13731974051² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13731974351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6865987025 + 6865987026.

It is an arithmetic number, because the mean of its divisors is an integer number (6865987026).

Almost surely, 2^13731974051 is an apocalyptic number.

13731974051 is a deficient number, since it is larger than the sum of its proper divisors (1).

13731974051 is an equidigital number, since it uses as much as digits as its factorization.

13731974051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79380, while the sum is 41.

The spelling of 13731974051 in words is "thirteen billion, seven hundred thirty-one million, nine hundred seventy-four thousand, fifty-one".