255315353 has 2 divisors, whose sum is σ = 255315354. Its totient is φ = 255315352.

The previous prime is 255315311. The next prime is 255315373. The reversal of 255315353 is 353513552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174979984 + 80335369 = 13228^2 + 8963^2 .

It is a cyclic number.

It is not a de Polignac number, because 255315353 - 2⁶ = 255315289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (255315373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127657676 + 127657677.

It is an arithmetic number, because the mean of its divisors is an integer number (127657677).

Almost surely, 2^255315353 is an apocalyptic number.

It is an amenable number.

255315353 is a deficient number, since it is larger than the sum of its proper divisors (1).

255315353 is an equidigital number, since it uses as much as digits as its factorization.

255315353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33750, while the sum is 32.

The square root of 255315353 is about 15978.5904572337. The cubic root of 255315353 is about 634.3938688783.

The spelling of 255315353 in words is "two hundred fifty-five million, three hundred fifteen thousand, three hundred fifty-three".