255299953 has 2 divisors, whose sum is σ = 255299954. Its totient is φ = 255299952.

The previous prime is 255299939. The next prime is 255300007. The reversal of 255299953 is 359992552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194100624 + 61199329 = 13932^2 + 7823^2 .

It is a cyclic number.

It is not a de Polignac number, because 255299953 - 2²¹ = 253202801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255299897 and 255299906.

It is not a weakly prime, because it can be changed into another prime (255299923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127649976 + 127649977.

It is an arithmetic number, because the mean of its divisors is an integer number (127649977).

Almost surely, 2^255299953 is an apocalyptic number.

It is an amenable number.

255299953 is a deficient number, since it is larger than the sum of its proper divisors (1).

255299953 is an equidigital number, since it uses as much as digits as its factorization.

255299953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1093500, while the sum is 49.

The square root of 255299953 is about 15978.1085551451. The cubic root of 255299953 is about 634.3811135910.

The spelling of 255299953 in words is "two hundred fifty-five million, two hundred ninety-nine thousand, nine hundred fifty-three".