13377994 has 16 divisors (see below), whose sum is σ = 23007168. Its totient is φ = 5715072.

The previous prime is 13377977. The next prime is 13378003. The reversal of 13377994 is 49977331.

It is a self number, because there is not a number n which added to its sum of digits gives 13377994.

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, 3589 + ... + 6295.

It is an arithmetic number, because the mean of its divisors is an integer number (1437948).

Almost surely, 2^13377994 is an apocalyptic number.

13377994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13377994 is a deficient number, since it is larger than the sum of its proper divisors (9629174).

13377994 is a wasteful number, since it uses less digits than its factorization.

13377994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069.

The product of its digits is 142884, while the sum is 43.

The square root of 13377994 is about 3657.5940179304. The cubic root of 13377994 is about 237.3906806215.

The spelling of 13377994 in words is "thirteen million, three hundred seventy-seven thousand, nine hundred ninety-four".