2765254631 has 2 divisors, whose sum is σ = 2765254632. Its totient is φ = 2765254630.

The previous prime is 2765254627. The next prime is 2765254651. The reversal of 2765254631 is 1364525672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2765254631 - 2² = 2765254627 is a prime.

It is a super-2 number, since 2×2765254631² = 15293266348533892322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2765254601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382627315 + 1382627316.

It is an arithmetic number, because the mean of its divisors is an integer number (1382627316).

Almost surely, 2^2765254631 is an apocalyptic number.

2765254631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2765254631 is an equidigital number, since it uses as much as digits as its factorization.

2765254631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 41.

The square root of 2765254631 is about 52585.6884617859. The cubic root of 2765254631 is about 1403.6054400511.

The spelling of 2765254631 in words is "two billion, seven hundred sixty-five million, two hundred fifty-four thousand, six hundred thirty-one".