255351155 has 4 divisors (see below), whose sum is σ = 306421392. Its totient is φ = 204280920.

The previous prime is 255351133. The next prime is 255351179. The reversal of 255351155 is 551153552.

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

It is not a de Polignac number, because 255351155 - 2⁶ = 255351091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25535111 + ... + 25535120.

It is an arithmetic number, because the mean of its divisors is an integer number (76605348).

Almost surely, 2^255351155 is an apocalyptic number.

255351155 is a deficient number, since it is larger than the sum of its proper divisors (51070237).

255351155 is an equidigital number, since it uses as much as digits as its factorization.

255351155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51070236.

The product of its digits is 18750, while the sum is 32.

The square root of 255351155 is about 15979.7107295470. The cubic root of 255351155 is about 634.4235204542.

The spelling of 255351155 in words is "two hundred fifty-five million, three hundred fifty-one thousand, one hundred fifty-five".