23749074731 has 2 divisors, whose sum is σ = 23749074732. Its totient is φ = 23749074730.

The previous prime is 23749074677. The next prime is 23749074751. The reversal of 23749074731 is 13747094732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23749074731 - 2²² = 23744880427 is a prime.

It is a super-2 number, since 2×23749074731² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23749074751) 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, 11874537365 + 11874537366.

It is an arithmetic number, because the mean of its divisors is an integer number (11874537366).

Almost surely, 2^23749074731 is an apocalyptic number.

23749074731 is a deficient number, since it is larger than the sum of its proper divisors (1).

23749074731 is an equidigital number, since it uses as much as digits as its factorization.

23749074731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 23749074731 in words is "twenty-three billion, seven hundred forty-nine million, seventy-four thousand, seven hundred thirty-one".