2765630137 has 2 divisors, whose sum is σ = 2765630138. Its totient is φ = 2765630136.

The previous prime is 2765630129. The next prime is 2765630191. The reversal of 2765630137 is 7310365672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2145171856 + 620458281 = 46316^2 + 24909^2 .

It is a cyclic number.

It is not a de Polignac number, because 2765630137 - 2³ = 2765630129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2765630137.

It is not a weakly prime, because it can be changed into another prime (2765630117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382815068 + 1382815069.

It is an arithmetic number, because the mean of its divisors is an integer number (1382815069).

Almost surely, 2^2765630137 is an apocalyptic number.

It is an amenable number.

2765630137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2765630137 is an equidigital number, since it uses as much as digits as its factorization.

2765630137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 2765630137 is about 52589.2587607013. The cubic root of 2765630137 is about 1403.6689710792.

The spelling of 2765630137 in words is "two billion, seven hundred sixty-five million, six hundred thirty thousand, one hundred thirty-seven".