23109589297 has 2 divisors, whose sum is σ = 23109589298. Its totient is φ = 23109589296.

The previous prime is 23109589291. The next prime is 23109589351. The reversal of 23109589297 is 79298590132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16538217201 + 6571372096 = 128601^2 + 81064^2 .

It is a cyclic number.

It is not a de Polignac number, because 23109589297 - 2³ = 23109589289 is a prime.

It is not a weakly prime, because it can be changed into another prime (23109589291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11554794648 + 11554794649.

It is an arithmetic number, because the mean of its divisors is an integer number (11554794649).

Almost surely, 2^23109589297 is an apocalyptic number.

It is an amenable number.

23109589297 is a deficient number, since it is larger than the sum of its proper divisors (1).

23109589297 is an equidigital number, since it uses as much as digits as its factorization.

23109589297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The spelling of 23109589297 in words is "twenty-three billion, one hundred nine million, five hundred eighty-nine thousand, two hundred ninety-seven".