23011175479 has 2 divisors, whose sum is σ = 23011175480. Its totient is φ = 23011175478.

The previous prime is 23011175471. The next prime is 23011175489. The reversal of 23011175479 is 97457111032.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23011175479 - 2³ = 23011175471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23011175471) 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, 11505587739 + 11505587740.

It is an arithmetic number, because the mean of its divisors is an integer number (11505587740).

Almost surely, 2^23011175479 is an apocalyptic number.

23011175479 is a deficient number, since it is larger than the sum of its proper divisors (1).

23011175479 is an equidigital number, since it uses as much as digits as its factorization.

23011175479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 23011175479 in words is "twenty-three billion, eleven million, one hundred seventy-five thousand, four hundred seventy-nine".