255012535 has 4 divisors (see below), whose sum is σ = 306015048. Its totient is φ = 204010024.

The previous prime is 255012533. The next prime is 255012551. The reversal of 255012535 is 535210552.

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 255012535 - 2¹ = 255012533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255012533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25501249 + ... + 25501258.

It is an arithmetic number, because the mean of its divisors is an integer number (76503762).

Almost surely, 2^255012535 is an apocalyptic number.

255012535 is a deficient number, since it is larger than the sum of its proper divisors (51002513).

255012535 is an equidigital number, since it uses as much as digits as its factorization.

255012535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51002512.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 255012535 is about 15969.1119039225. Note that the first 3 decimals coincide. The cubic root of 255012535 is about 634.1429610242.

The spelling of 255012535 in words is "two hundred fifty-five million, twelve thousand, five hundred thirty-five".