23251035523 has 4 divisors (see below), whose sum is σ = 23270724288. Its totient is φ = 23231346760.

The previous prime is 23251035497. The next prime is 23251035539. The reversal of 23251035523 is 32553015232.

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

It is a cyclic number.

It is not a de Polignac number, because 23251035523 - 2⁹ = 23251035011 is a prime.

It is a super-2 number, since 2×23251035523² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23251035553) 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 in 3 ways as a sum of consecutive naturals, for example, 9842611 + ... + 9844972.

It is an arithmetic number, because the mean of its divisors is an integer number (5817681072).

Almost surely, 2^23251035523 is an apocalyptic number.

23251035523 is a deficient number, since it is larger than the sum of its proper divisors (19688765).

23251035523 is a wasteful number, since it uses less digits than its factorization.

23251035523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19688764.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 23251035523 in words is "twenty-three billion, two hundred fifty-one million, thirty-five thousand, five hundred twenty-three".