13394157 has 8 divisors (see below), whose sum is σ = 20410176. Its totient is φ = 7653792.

The previous prime is 13394149. The next prime is 13394159. The reversal of 13394157 is 75149331.

13394157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13394157 - 2³ = 13394149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13394159) 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, 318888 + ... + 318929.

It is an arithmetic number, because the mean of its divisors is an integer number (2551272).

Almost surely, 2^13394157 is an apocalyptic number.

It is an amenable number.

13394157 is a deficient number, since it is larger than the sum of its proper divisors (7016019).

13394157 is an equidigital number, since it uses as much as digits as its factorization.

13394157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637827.

The product of its digits is 11340, while the sum is 33.

The square root of 13394157 is about 3659.8028635433. The cubic root of 13394157 is about 237.4862455562.

The spelling of 13394157 in words is "thirteen million, three hundred ninety-four thousand, one hundred fifty-seven".