11892939 has 8 divisors (see below), whose sum is σ = 15946560. Its totient is φ = 7883976.

The previous prime is 11892919. The next prime is 11892953. The reversal of 11892939 is 93929811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11892939 - 2⁹ = 11892427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11892939.

It is not an unprimeable number, because it can be changed into a prime (11892919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10537 + ... + 11610.

It is an arithmetic number, because the mean of its divisors is an integer number (1993320).

Almost surely, 2^11892939 is an apocalyptic number.

11892939 is a deficient number, since it is larger than the sum of its proper divisors (4053621).

11892939 is a wasteful number, since it uses less digits than its factorization.

11892939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22329.

The product of its digits is 34992, while the sum is 42.

The square root of 11892939 is about 3448.6140694488. The cubic root of 11892939 is about 228.2599566498.

The spelling of 11892939 in words is "eleven million, eight hundred ninety-two thousand, nine hundred thirty-nine".