11899152 has 30 divisors (see below), whose sum is σ = 33301502. Its totient is φ = 3966336.

The previous prime is 11899141. The next prime is 11899177. The reversal of 11899152 is 25199811.

It can be written as a sum of positive squares in only one way, i.e., 10653696 + 1245456 = 3264^2 + 1116^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41173 + ... + 41460.

Almost surely, 2^11899152 is an apocalyptic number.

11899152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11899152 is an abundant number, since it is smaller than the sum of its proper divisors (21402350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11899152 is a wasteful number, since it uses less digits than its factorization.

11899152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82647 (or 82638 counting only the distinct ones).

The product of its digits is 6480, while the sum is 36.

The square root of 11899152 is about 3449.5147484827. The cubic root of 11899152 is about 228.2996982204.

The spelling of 11899152 in words is "eleven million, eight hundred ninety-nine thousand, one hundred fifty-two".