265050631 has 2 divisors, whose sum is σ = 265050632. Its totient is φ = 265050630.

The previous prime is 265050629. The next prime is 265050641. The reversal of 265050631 is 136050562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265050631 - 2¹ = 265050629 is a prime.

It is a super-2 number, since 2×265050631² = 140503673986996322, which contains 22 as substring.

Together with 265050629, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 265050631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265050641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132525315 + 132525316.

It is an arithmetic number, because the mean of its divisors is an integer number (132525316).

Almost surely, 2^265050631 is an apocalyptic number.

265050631 is a deficient number, since it is larger than the sum of its proper divisors (1).

265050631 is an equidigital number, since it uses as much as digits as its factorization.

265050631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 265050631 is about 16280.3756406294. The cubic root of 265050631 is about 642.3567332862.

The spelling of 265050631 in words is "two hundred sixty-five million, fifty thousand, six hundred thirty-one".