11913942 has 16 divisors (see below), whose sum is σ = 24164352. Its totient is φ = 3915240.

The previous prime is 11913899. The next prime is 11913953. The reversal of 11913942 is 24931911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13558 + ... + 14409.

It is an arithmetic number, because the mean of its divisors is an integer number (1510272).

Almost surely, 2^11913942 is an apocalyptic number.

11913942 is an abundant number, since it is smaller than the sum of its proper divisors (12250410).

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

11913942 is a wasteful number, since it uses less digits than its factorization.

11913942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28043.

The product of its digits is 1944, while the sum is 30.

The square root of 11913942 is about 3451.6578625350. The cubic root of 11913942 is about 228.3942471021.

The spelling of 11913942 in words is "eleven million, nine hundred thirteen thousand, nine hundred forty-two".