11923256059 has 12 divisors (see below), whose sum is σ = 14084709192. Its totient is φ = 10005528000.

The previous prime is 11923256047. The next prime is 11923256087. The reversal of 11923256059 is 95065232911.

It is not a de Polignac number, because 11923256059 - 2¹⁷ = 11923124987 is a prime.

It is a super-2 number, since 2×11923256059² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11923256089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3205042 + ... + 3208759.

It is an arithmetic number, because the mean of its divisors is an integer number (1173725766).

Almost surely, 2^11923256059 is an apocalyptic number.

11923256059 is a deficient number, since it is larger than the sum of its proper divisors (2161453133).

11923256059 is a wasteful number, since it uses less digits than its factorization.

11923256059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6413838 (or 6413825 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 43.

The spelling of 11923256059 in words is "eleven billion, nine hundred twenty-three million, two hundred fifty-six thousand, fifty-nine".