265051123 has 2 divisors, whose sum is σ = 265051124. Its totient is φ = 265051122.

The previous prime is 265051093. The next prime is 265051139. The reversal of 265051123 is 321150562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265051123 - 2²⁵ = 231496691 is a prime.

It is a super-2 number, since 2×265051123² = 140504195607122258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (265051153) 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, 132525561 + 132525562.

It is an arithmetic number, because the mean of its divisors is an integer number (132525562).

Almost surely, 2^265051123 is an apocalyptic number.

265051123 is a deficient number, since it is larger than the sum of its proper divisors (1).

265051123 is an equidigital number, since it uses as much as digits as its factorization.

265051123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 265051123 is about 16280.3907508389. The cubic root of 265051123 is about 642.3571307440.

The spelling of 265051123 in words is "two hundred sixty-five million, fifty-one thousand, one hundred twenty-three".