7113657 has 16 divisors (see below), whose sum is σ = 10256960. Its totient is φ = 4370112.

The previous prime is 7113641. The next prime is 7113661. The reversal of 7113657 is 7563117.

It is not a de Polignac number, because 7113657 - 2⁴ = 7113641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7113677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423 + ... + 3795.

It is an arithmetic number, because the mean of its divisors is an integer number (641060).

Almost surely, 2^7113657 is an apocalyptic number.

It is an amenable number.

7113657 is a deficient number, since it is larger than the sum of its proper divisors (3143303).

7113657 is a wasteful number, since it uses less digits than its factorization.

7113657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432.

The product of its digits is 4410, while the sum is 30.

The square root of 7113657 is about 2667.1439781159. The cubic root of 7113657 is about 192.3228887642.

The spelling of 7113657 in words is "seven million, one hundred thirteen thousand, six hundred fifty-seven".