13711715 has 4 divisors (see below), whose sum is σ = 16454064. Its totient is φ = 10969368.

The previous prime is 13711681. The next prime is 13711717. The reversal of 13711715 is 51711731.

13711715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13711715 - 2¹⁸ = 13449571 is a prime.

It is a super-2 number, since 2×13711715² = 376022256482450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13711717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1371167 + ... + 1371176.

It is an arithmetic number, because the mean of its divisors is an integer number (4113516).

Almost surely, 2^13711715 is an apocalyptic number.

13711715 is a deficient number, since it is larger than the sum of its proper divisors (2742349).

13711715 is an equidigital number, since it uses as much as digits as its factorization.

13711715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742348.

The product of its digits is 735, while the sum is 26.

The square root of 13711715 is about 3702.9332967257. The cubic root of 13711715 is about 239.3484352444.

The spelling of 13711715 in words is "thirteen million, seven hundred eleven thousand, seven hundred fifteen".