255087853 has 2 divisors, whose sum is σ = 255087854. Its totient is φ = 255087852.

The previous prime is 255087841. The next prime is 255087869. The reversal of 255087853 is 358780552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245925124 + 9162729 = 15682^2 + 3027^2 .

It is a cyclic number.

It is not a de Polignac number, because 255087853 - 2⁹ = 255087341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255087823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127543926 + 127543927.

It is an arithmetic number, because the mean of its divisors is an integer number (127543927).

Almost surely, 2^255087853 is an apocalyptic number.

It is an amenable number.

255087853 is a deficient number, since it is larger than the sum of its proper divisors (1).

255087853 is an equidigital number, since it uses as much as digits as its factorization.

255087853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336000, while the sum is 43.

The square root of 255087853 is about 15971.4699699182. The cubic root of 255087853 is about 634.2053862929.

The spelling of 255087853 in words is "two hundred fifty-five million, eighty-seven thousand, eight hundred fifty-three".