13163894 has 8 divisors (see below), whose sum is σ = 19805448. Its totient is φ = 6562080.

The previous prime is 13163879. The next prime is 13163963. The reversal of 13163894 is 49836131.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9092 + ... + 10439.

It is an arithmetic number, because the mean of its divisors is an integer number (2475681).

Almost surely, 2^13163894 is an apocalyptic number.

13163894 is a deficient number, since it is larger than the sum of its proper divisors (6641554).

13163894 is a wasteful number, since it uses less digits than its factorization.

13163894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19870.

The product of its digits is 15552, while the sum is 35.

The square root of 13163894 is about 3628.2080976703. The cubic root of 13163894 is about 236.1174723987.

The spelling of 13163894 in words is "thirteen million, one hundred sixty-three thousand, eight hundred ninety-four".