255005051 has 4 divisors (see below), whose sum is σ = 291434352. Its totient is φ = 218575752.

The previous prime is 255005041. The next prime is 255005053. The reversal of 255005051 is 150500552.

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 255005051 - 2¹⁰ = 255004027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255005053) 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, 18214640 + ... + 18214653.

It is an arithmetic number, because the mean of its divisors is an integer number (72858588).

Almost surely, 2^255005051 is an apocalyptic number.

255005051 is a deficient number, since it is larger than the sum of its proper divisors (36429301).

255005051 is an equidigital number, since it uses as much as digits as its factorization.

255005051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36429300.

The product of its (nonzero) digits is 1250, while the sum is 23.

The square root of 255005051 is about 15968.8775748329. The cubic root of 255005051 is about 634.1367574437.

The spelling of 255005051 in words is "two hundred fifty-five million, five thousand, fifty-one".