255325511 has 4 divisors (see below), whose sum is σ = 291800592. Its totient is φ = 218850432.

The previous prime is 255325501. The next prime is 255325523. The reversal of 255325511 is 115523552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255325511 - 2²² = 251131207 is a prime.

It is a super-2 number, since 2×255325511² = 130382233134822242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255325501) 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 in 3 ways as a sum of consecutive naturals, for example, 18237530 + ... + 18237543.

It is an arithmetic number, because the mean of its divisors is an integer number (72950148).

Almost surely, 2^255325511 is an apocalyptic number.

255325511 is a deficient number, since it is larger than the sum of its proper divisors (36475081).

255325511 is an equidigital number, since it uses as much as digits as its factorization.

255325511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36475080.

The product of its digits is 7500, while the sum is 29.

The square root of 255325511 is about 15978.9083169033. The cubic root of 255325511 is about 634.4022821175.

The spelling of 255325511 in words is "two hundred fifty-five million, three hundred twenty-five thousand, five hundred eleven".