7156137113 has 2 divisors, whose sum is σ = 7156137114. Its totient is φ = 7156137112.

The previous prime is 7156137083. The next prime is 7156137167. The reversal of 7156137113 is 3117316517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4593043984 + 2563093129 = 67772^2 + 50627^2 .

It is a cyclic number.

It is not a de Polignac number, because 7156137113 - 2¹⁰ = 7156136089 is a prime.

It is not a weakly prime, because it can be changed into another prime (7156137173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3578068556 + 3578068557.

It is an arithmetic number, because the mean of its divisors is an integer number (3578068557).

Almost surely, 2^7156137113 is an apocalyptic number.

It is an amenable number.

7156137113 is a deficient number, since it is larger than the sum of its proper divisors (1).

7156137113 is an equidigital number, since it uses as much as digits as its factorization.

7156137113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13230, while the sum is 35.

The square root of 7156137113 is about 84593.9543525422. The cubic root of 7156137113 is about 1927.0495616197.

The spelling of 7156137113 in words is "seven billion, one hundred fifty-six million, one hundred thirty-seven thousand, one hundred thirteen".