23981070097 has 2 divisors, whose sum is σ = 23981070098. Its totient is φ = 23981070096.

The previous prime is 23981070089. The next prime is 23981070101. The reversal of 23981070097 is 79007018932.

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., 15801495616 + 8179574481 = 125704^2 + 90441^2 .

It is a cyclic number.

It is not a de Polignac number, because 23981070097 - 2³ = 23981070089 is a prime.

It is not a weakly prime, because it can be changed into another prime (23981070697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11990535048 + 11990535049.

It is an arithmetic number, because the mean of its divisors is an integer number (11990535049).

Almost surely, 2^23981070097 is an apocalyptic number.

It is an amenable number.

23981070097 is a deficient number, since it is larger than the sum of its proper divisors (1).

23981070097 is an equidigital number, since it uses as much as digits as its factorization.

23981070097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 23981070097 in words is "twenty-three billion, nine hundred eighty-one million, seventy thousand, ninety-seven".