12013524104 has 8 divisors (see below), whose sum is σ = 22525357710. Its totient is φ = 6006762048.

The previous prime is 12013524091. The next prime is 12013524139. The reversal of 12013524104 is 40142531021.

It can be written as a sum of positive squares in only one way, i.e., 10739176900 + 1274347204 = 103630^2 + 35698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×12013524104² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12013524104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750845249 + ... + 750845264.

Almost surely, 2^12013524104 is an apocalyptic number.

It is an amenable number.

12013524104 is a deficient number, since it is larger than the sum of its proper divisors (10511833606).

12013524104 is a wasteful number, since it uses less digits than its factorization.

12013524104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501690519 (or 1501690515 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 12013524104 in words is "twelve billion, thirteen million, five hundred twenty-four thousand, one hundred four".