503055253 has 2 divisors, whose sum is σ = 503055254. Its totient is φ = 503055252.

The previous prime is 503055239. The next prime is 503055263. The reversal of 503055253 is 352550305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463024324 + 40030929 = 21518^2 + 6327^2 .

It is a cyclic number.

It is not a de Polignac number, because 503055253 - 2⁵ = 503055221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503055233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251527626 + 251527627.

It is an arithmetic number, because the mean of its divisors is an integer number (251527627).

Almost surely, 2^503055253 is an apocalyptic number.

It is an amenable number.

503055253 is a deficient number, since it is larger than the sum of its proper divisors (1).

503055253 is an equidigital number, since it uses as much as digits as its factorization.

503055253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11250, while the sum is 28.

The square root of 503055253 is about 22428.8932629321. The cubic root of 503055253 is about 795.3138815685.

The spelling of 503055253 in words is "five hundred three million, fifty-five thousand, two hundred fifty-three".