265434067 has 2 divisors, whose sum is σ = 265434068. Its totient is φ = 265434066.

The previous prime is 265434061. The next prime is 265434077. The reversal of 265434067 is 760434562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265434067 - 2¹⁵ = 265401299 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (265434061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132717033 + 132717034.

It is an arithmetic number, because the mean of its divisors is an integer number (132717034).

Almost surely, 2^265434067 is an apocalyptic number.

265434067 is a deficient number, since it is larger than the sum of its proper divisors (1).

265434067 is an equidigital number, since it uses as much as digits as its factorization.

265434067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 265434067 is about 16292.1474029669. The cubic root of 265434067 is about 642.6663395670. Note that the first 3 decimals are identical.

The spelling of 265434067 in words is "two hundred sixty-five million, four hundred thirty-four thousand, sixty-seven".