503753413 has 2 divisors, whose sum is σ = 503753414. Its totient is φ = 503753412.

The previous prime is 503753381. The next prime is 503753423. The reversal of 503753413 is 314357305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 363970084 + 139783329 = 19078^2 + 11823^2 .

It is a cyclic number.

It is not a de Polignac number, because 503753413 - 2⁵ = 503753381 is a prime.

It is a super-2 number, since 2×503753413² = 507535002218297138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503753423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251876706 + 251876707.

It is an arithmetic number, because the mean of its divisors is an integer number (251876707).

Almost surely, 2^503753413 is an apocalyptic number.

It is an amenable number.

503753413 is a deficient number, since it is larger than the sum of its proper divisors (1).

503753413 is an equidigital number, since it uses as much as digits as its factorization.

503753413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 503753413 is about 22444.4517197458. The cubic root of 503753413 is about 795.6816341929.

The spelling of 503753413 in words is "five hundred three million, seven hundred fifty-three thousand, four hundred thirteen".