255464897 has 2 divisors, whose sum is σ = 255464898. Its totient is φ = 255464896.

The previous prime is 255464879. The next prime is 255464921. The reversal of 255464897 is 798464552.

255464897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (255464879) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253733041 + 1731856 = 15929^2 + 1316^2 .

It is a cyclic number.

It is not a de Polignac number, because 255464897 - 2²⁰ = 254416321 is a prime.

It is not a weakly prime, because it can be changed into another prime (255464497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127732448 + 127732449.

It is an arithmetic number, because the mean of its divisors is an integer number (127732449).

Almost surely, 2^255464897 is an apocalyptic number.

It is an amenable number.

255464897 is a deficient number, since it is larger than the sum of its proper divisors (1).

255464897 is an equidigital number, since it uses as much as digits as its factorization.

255464897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 50.

The square root of 255464897 is about 15983.2692838480. The cubic root of 255464897 is about 634.5177043353.

The spelling of 255464897 in words is "two hundred fifty-five million, four hundred sixty-four thousand, eight hundred ninety-seven".