265952231 has 2 divisors, whose sum is σ = 265952232. Its totient is φ = 265952230.

The previous prime is 265952221. The next prime is 265952249. The reversal of 265952231 is 132259562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265952231 - 2¹⁴ = 265935847 is a prime.

It is a super-2 number, since 2×265952231² = 141461178347754722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 265952191 and 265952200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265952221) 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, 132976115 + 132976116.

It is an arithmetic number, because the mean of its divisors is an integer number (132976116).

Almost surely, 2^265952231 is an apocalyptic number.

265952231 is a deficient number, since it is larger than the sum of its proper divisors (1).

265952231 is an equidigital number, since it uses as much as digits as its factorization.

265952231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 35.

The square root of 265952231 is about 16308.0419118912. The cubic root of 265952231 is about 643.0842589246.

The spelling of 265952231 in words is "two hundred sixty-five million, nine hundred fifty-two thousand, two hundred thirty-one".