23152611475123 has 4 divisors (see below), whose sum is σ = 24933581588608. Its totient is φ = 21371641361640.

The previous prime is 23152611475117. The next prime is 23152611475127. The reversal of 23152611475123 is 32157411625132.

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 23152611475123 - 2²¹ = 23152609377971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23152611475123.

It is not an unprimeable number, because it can be changed into a prime (23152611475127) 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, 890485056723 + ... + 890485056748.

It is an arithmetic number, because the mean of its divisors is an integer number (6233395397152).

Almost surely, 2^{23152611475123} is an apocalyptic number.

23152611475123 is a deficient number, since it is larger than the sum of its proper divisors (1780970113485).

23152611475123 is a wasteful number, since it uses less digits than its factorization.

23152611475123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780970113484.

The product of its digits is 302400, while the sum is 43.

The spelling of 23152611475123 in words is "twenty-three trillion, one hundred fifty-two billion, six hundred eleven million, four hundred seventy-five thousand, one hundred twenty-three".