11889954 has 24 divisors (see below), whose sum is σ = 26148720. Its totient is φ = 3903768.

The previous prime is 11889949. The next prime is 11889961. The reversal of 11889954 is 45998811.

11889954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11889954² = 282742012244232, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3724 + ... + 6135.

It is an arithmetic number, because the mean of its divisors is an integer number (1089530).

Almost surely, 2^11889954 is an apocalyptic number.

11889954 is an abundant number, since it is smaller than the sum of its proper divisors (14258766).

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

11889954 is a wasteful number, since it uses less digits than its factorization.

11889954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9934 (or 9931 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The square root of 11889954 is about 3448.1812597368. The cubic root of 11889954 is about 228.2408581191.

The spelling of 11889954 in words is "eleven million, eight hundred eighty-nine thousand, nine hundred fifty-four".