23738431097 has 2 divisors, whose sum is σ = 23738431098. Its totient is φ = 23738431096.

The previous prime is 23738431069. The next prime is 23738431121. The reversal of 23738431097 is 79013483732.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23708608576 + 29822521 = 153976^2 + 5461^2 .

It is a cyclic number.

It is not a de Polignac number, because 23738431097 - 2⁸ = 23738430841 is a prime.

It is a super-2 number, since 2×23738431097² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23738431397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11869215548 + 11869215549.

It is an arithmetic number, because the mean of its divisors is an integer number (11869215549).

Almost surely, 2^23738431097 is an apocalyptic number.

It is an amenable number.

23738431097 is a deficient number, since it is larger than the sum of its proper divisors (1).

23738431097 is an equidigital number, since it uses as much as digits as its factorization.

23738431097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 23738431097 in words is "twenty-three billion, seven hundred thirty-eight million, four hundred thirty-one thousand, ninety-seven".