265152631 has 2 divisors, whose sum is σ = 265152632. Its totient is φ = 265152630.

The previous prime is 265152607. The next prime is 265152649. The reversal of 265152631 is 136251562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265152631 - 2²³ = 256764023 is a prime.

It is a super-2 number, since 2×265152631² = 140611835452444322, which contains 22 as substring.

It is equal to p_14461645 and since 265152631 and 14461645 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 265152593 and 265152602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265152131) 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, 132576315 + 132576316.

It is an arithmetic number, because the mean of its divisors is an integer number (132576316).

Almost surely, 2^265152631 is an apocalyptic number.

265152631 is a deficient number, since it is larger than the sum of its proper divisors (1).

265152631 is an equidigital number, since it uses as much as digits as its factorization.

265152631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The square root of 265152631 is about 16283.5079451573. The cubic root of 265152631 is about 642.4391225559.

The spelling of 265152631 in words is "two hundred sixty-five million, one hundred fifty-two thousand, six hundred thirty-one".