7113137 has 2 divisors, whose sum is σ = 7113138. Its totient is φ = 7113136.

The previous prime is 7113133. The next prime is 7113151. The reversal of 7113137 is 7313117.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4426816 + 2686321 = 2104^2 + 1639^2 .

It is a cyclic number.

It is not a de Polignac number, because 7113137 - 2² = 7113133 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (7113133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3556568 + 3556569.

It is an arithmetic number, because the mean of its divisors is an integer number (3556569).

Almost surely, 2^7113137 is an apocalyptic number.

It is an amenable number.

7113137 is a deficient number, since it is larger than the sum of its proper divisors (1).

7113137 is an equidigital number, since it uses as much as digits as its factorization.

7113137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 441, while the sum is 23.

The square root of 7113137 is about 2667.0464937830. The cubic root of 7113137 is about 192.3182024574.

The spelling of 7113137 in words is "seven million, one hundred thirteen thousand, one hundred thirty-seven".