255053009 has 2 divisors, whose sum is σ = 255053010. Its totient is φ = 255053008.

The previous prime is 255052969. The next prime is 255053053. The reversal of 255053009 is 900350552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210163009 + 44890000 = 14497^2 + 6700^2 .

It is a cyclic number.

It is not a de Polignac number, because 255053009 - 2⁸ = 255052753 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (255053059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127526504 + 127526505.

It is an arithmetic number, because the mean of its divisors is an integer number (127526505).

Almost surely, 2^255053009 is an apocalyptic number.

It is an amenable number.

255053009 is a deficient number, since it is larger than the sum of its proper divisors (1).

255053009 is an equidigital number, since it uses as much as digits as its factorization.

255053009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 29.

The square root of 255053009 is about 15970.3791125947. The cubic root of 255053009 is about 634.1765083221.

The spelling of 255053009 in words is "two hundred fifty-five million, fifty-three thousand, nine".