2113737715 has 4 divisors (see below), whose sum is σ = 2536485264. Its totient is φ = 1690990168.

The previous prime is 2113737623. The next prime is 2113737733. The reversal of 2113737715 is 5177373112.

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 2113737715 - 2²⁵ = 2080183283 is a prime.

It is a Duffinian 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, 211373767 + ... + 211373776.

It is an arithmetic number, because the mean of its divisors is an integer number (634121316).

Almost surely, 2^2113737715 is an apocalyptic number.

2113737715 is a deficient number, since it is larger than the sum of its proper divisors (422747549).

2113737715 is an equidigital number, since it uses as much as digits as its factorization.

2113737715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422747548.

The product of its digits is 30870, while the sum is 37.

The square root of 2113737715 is about 45975.4033696280. The cubic root of 2113737715 is about 1283.3655156188.

The spelling of 2113737715 in words is "two billion, one hundred thirteen million, seven hundred thirty-seven thousand, seven hundred fifteen".