7112657 has 2 divisors, whose sum is σ = 7112658. Its totient is φ = 7112656.

The previous prime is 7112603. The next prime is 7112659. The reversal of 7112657 is 7562117.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6130576 + 982081 = 2476^2 + 991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7112657 is a prime.

Together with 7112659, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7112659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3556328 + 3556329.

It is an arithmetic number, because the mean of its divisors is an integer number (3556329).

Almost surely, 2^7112657 is an apocalyptic number.

It is an amenable number.

7112657 is a deficient number, since it is larger than the sum of its proper divisors (1).

7112657 is an equidigital number, since it uses as much as digits as its factorization.

7112657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2940, while the sum is 29.

The square root of 7112657 is about 2666.9565050822. The cubic root of 7112657 is about 192.3138764329.

The spelling of 7112657 in words is "seven million, one hundred twelve thousand, six hundred fifty-seven".