11529454145 has 144 divisors (see below), whose sum is σ = 17497880064. Its totient is φ = 7266969600.

The previous prime is 11529454133. The next prime is 11529454177. The reversal of 11529454145 is 54145492511.

It is not a de Polignac number, because 11529454145 - 2²⁸ = 11261018689 is a prime.

It is a Duffinian number.

Its product of digits (144000) is a multiple of the sum of its prime factors (192).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 189007415 + ... + 189007475.

It is an arithmetic number, because the mean of its divisors is an integer number (121513056).

Almost surely, 2^11529454145 is an apocalyptic number.

It is an amenable number.

11529454145 is a deficient number, since it is larger than the sum of its proper divisors (5968425919).

11529454145 is a wasteful number, since it uses less digits than its factorization.

11529454145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 164 counting only the distinct ones).

The product of its digits is 144000, while the sum is 41.

The spelling of 11529454145 in words is "eleven billion, five hundred twenty-nine million, four hundred fifty-four thousand, one hundred forty-five".