503130319 has 2 divisors, whose sum is σ = 503130320. Its totient is φ = 503130318.

The previous prime is 503130301. The next prime is 503130323. The reversal of 503130319 is 913031305.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503130319 is a prime.

It is a super-2 number, since 2×503130319² = 506280235794083522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 503130293 and 503130302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503130119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251565159 + 251565160.

It is an arithmetic number, because the mean of its divisors is an integer number (251565160).

Almost surely, 2^503130319 is an apocalyptic number.

503130319 is a deficient number, since it is larger than the sum of its proper divisors (1).

503130319 is an equidigital number, since it uses as much as digits as its factorization.

503130319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215, while the sum is 25.

The square root of 503130319 is about 22430.5666223571. The cubic root of 503130319 is about 795.3534385636.

The spelling of 503130319 in words is "five hundred three million, one hundred thirty thousand, three hundred nineteen".