11889953 has 16 divisors (see below), whose sum is σ = 13400640. Its totient is φ = 10483200.

The previous prime is 11889949. The next prime is 11889961. The reversal of 11889953 is 35998811.

It is a happy number.

11889953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11889953 - 2² = 11889949 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11889923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42173 + ... + 42453.

It is an arithmetic number, because the mean of its divisors is an integer number (837540).

Almost surely, 2^11889953 is an apocalyptic number.

It is an amenable number.

11889953 is a deficient number, since it is larger than the sum of its proper divisors (1510687).

11889953 is a wasteful number, since it uses less digits than its factorization.

11889953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448.

The product of its digits is 77760, while the sum is 44.

The square root of 11889953 is about 3448.1811147328. The cubic root of 11889953 is about 228.2408517204.

The spelling of 11889953 in words is "eleven million, eight hundred eighty-nine thousand, nine hundred fifty-three".