11450523531123 has 48 divisors (see below), whose sum is σ = 17635011264000. Its totient is φ = 7138553333184.

The previous prime is 11450523531091. The next prime is 11450523531137. The reversal of 11450523531123 is 32113532505411.

It is a happy number.

11450523531123 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 0 + 523 + 5 + 3 + 1 + 123 = 666.

It is not a de Polignac number, because 11450523531123 - 2⁵ = 11450523531091 is a prime.

It is a super-2 number, since 2×11450523531123² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11450523531193) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54106008 + ... + 54317226.

It is an arithmetic number, because the mean of its divisors is an integer number (367396068000).

Almost surely, 2^{11450523531123} is an apocalyptic number.

11450523531123 is a deficient number, since it is larger than the sum of its proper divisors (6184487732877).

11450523531123 is a wasteful number, since it uses less digits than its factorization.

11450523531123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215336 (or 215333 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 11450523531123 in words is "eleven trillion, four hundred fifty billion, five hundred twenty-three million, five hundred thirty-one thousand, one hundred twenty-three".