255118049 has 2 divisors, whose sum is σ = 255118050. Its totient is φ = 255118048.

The previous prime is 255118037. The next prime is 255118069. The reversal of 255118049 is 940811552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 159567424 + 95550625 = 12632^2 + 9775^2 .

It is a cyclic number.

It is not a de Polignac number, because 255118049 - 2⁴ = 255118033 is a prime.

It is not a weakly prime, because it can be changed into another prime (255118009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127559024 + 127559025.

It is an arithmetic number, because the mean of its divisors is an integer number (127559025).

Almost surely, 2^255118049 is an apocalyptic number.

It is an amenable number.

255118049 is a deficient number, since it is larger than the sum of its proper divisors (1).

255118049 is an equidigital number, since it uses as much as digits as its factorization.

255118049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 255118049 is about 15972.4152525534. The cubic root of 255118049 is about 634.2304099727.

The spelling of 255118049 in words is "two hundred fifty-five million, one hundred eighteen thousand, forty-nine".