255173005 has 16 divisors (see below), whose sum is σ = 312647040. Its totient is φ = 199862208.

The previous prime is 255172999. The next prime is 255173027. The reversal of 255173005 is 500371552.

It is a cyclic number.

It is not a de Polignac number, because 255173005 - 2¹¹ = 255170957 is a prime.

It is a super-2 number, since 2×255173005² = 130226524961460050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195184 + ... + 196486.

It is an arithmetic number, because the mean of its divisors is an integer number (19540440).

Almost surely, 2^255173005 is an apocalyptic number.

It is an amenable number.

255173005 is a deficient number, since it is larger than the sum of its proper divisors (57474035).

255173005 is a wasteful number, since it uses less digits than its factorization.

255173005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 255173005 is about 15974.1355008651. The cubic root of 255173005 is about 634.2759474067.

The spelling of 255173005 in words is "two hundred fifty-five million, one hundred seventy-three thousand, five".