265264273 has 2 divisors, whose sum is σ = 265264274. Its totient is φ = 265264272.

The previous prime is 265264231. The next prime is 265264283. The reversal of 265264273 is 372462562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180311184 + 84953089 = 13428^2 + 9217^2 .

It is a cyclic number.

It is not a de Polignac number, because 265264273 - 2¹³ = 265256081 is a prime.

It is not a weakly prime, because it can be changed into another prime (265264213) 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, 132632136 + 132632137.

It is an arithmetic number, because the mean of its divisors is an integer number (132632137).

Almost surely, 2^265264273 is an apocalyptic number.

It is an amenable number.

265264273 is a deficient number, since it is larger than the sum of its proper divisors (1).

265264273 is an equidigital number, since it uses as much as digits as its factorization.

265264273 is an odious number, because the sum of its binary digits is odd.

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

The square root of 265264273 is about 16286.9356540756. The cubic root of 265264273 is about 642.5292758188.

The spelling of 265264273 in words is "two hundred sixty-five million, two hundred sixty-four thousand, two hundred seventy-three".