501313255 has 16 divisors (see below), whose sum is σ = 639653760. Its totient is φ = 375864832.

The previous prime is 501313249. The next prime is 501313301. The reversal of 501313255 is 552313105.

It is not a de Polignac number, because 501313255 - 2¹¹ = 501311207 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7977 + ... + 32653.

It is an arithmetic number, because the mean of its divisors is an integer number (39978360).

Almost surely, 2^501313255 is an apocalyptic number.

501313255 is a deficient number, since it is larger than the sum of its proper divisors (138340505).

501313255 is a wasteful number, since it uses less digits than its factorization.

501313255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24938.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 501313255 is about 22390.0257927498. The cubic root of 501313255 is about 794.3948059502.

The spelling of 501313255 in words is "five hundred one million, three hundred thirteen thousand, two hundred fifty-five".