23961429097 has 4 divisors (see below), whose sum is σ = 24060854356. Its totient is φ = 23862003840.

The previous prime is 23961429073. The next prime is 23961429109. The reversal of 23961429097 is 79092416932.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14498808921 + 9462620176 = 120411^2 + 97276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23961429097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23961429047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49712268 + ... + 49712749.

It is an arithmetic number, because the mean of its divisors is an integer number (6015213589).

Almost surely, 2^23961429097 is an apocalyptic number.

It is an amenable number.

23961429097 is a deficient number, since it is larger than the sum of its proper divisors (99425259).

23961429097 is an equidigital number, since it uses as much as digits as its factorization.

23961429097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99425258.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 23961429097 in words is "twenty-three billion, nine hundred sixty-one million, four hundred twenty-nine thousand, ninety-seven".