2356791137 has 2 divisors, whose sum is σ = 2356791138. Its totient is φ = 2356791136.

The previous prime is 2356791023. The next prime is 2356791193. The reversal of 2356791137 is 7311976532.

2356791137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1434818641 + 921972496 = 37879^2 + 30364^2 .

It is a cyclic number.

It is not a de Polignac number, because 2356791137 - 2²⁶ = 2289682273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2356796137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1178395568 + 1178395569.

It is an arithmetic number, because the mean of its divisors is an integer number (1178395569).

Almost surely, 2^2356791137 is an apocalyptic number.

It is an amenable number.

2356791137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2356791137 is an equidigital number, since it uses as much as digits as its factorization.

2356791137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 238140, while the sum is 44.

The square root of 2356791137 is about 48546.7932720587. The cubic root of 2356791137 is about 1330.7823495503.

The spelling of 2356791137 in words is "two billion, three hundred fifty-six million, seven hundred ninety-one thousand, one hundred thirty-seven".