265056193 has 2 divisors, whose sum is σ = 265056194. Its totient is φ = 265056192.

The previous prime is 265056167. The next prime is 265056247. The reversal of 265056193 is 391650562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222845184 + 42211009 = 14928^2 + 6497^2 .

It is a cyclic number.

It is not a de Polignac number, because 265056193 - 2⁵ = 265056161 is a prime.

It is equal to p_14456665 and since 265056193 and 14456665 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (265056133) 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, 132528096 + 132528097.

It is an arithmetic number, because the mean of its divisors is an integer number (132528097).

Almost surely, 2^265056193 is an apocalyptic number.

It is an amenable number.

265056193 is a deficient number, since it is larger than the sum of its proper divisors (1).

265056193 is an equidigital number, since it uses as much as digits as its factorization.

265056193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 265056193 is about 16280.5464588877. The cubic root of 265056193 is about 642.3612264694.

The spelling of 265056193 in words is "two hundred sixty-five million, fifty-six thousand, one hundred ninety-three".