503250420979 has 2 divisors, whose sum is σ = 503250420980. Its totient is φ = 503250420978.

The previous prime is 503250420931. The next prime is 503250421013. The reversal of 503250420979 is 979024052305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 503250420979 - 2⁹ = 503250420467 is a prime.

It is not a weakly prime, because it can be changed into another prime (503250420919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251625210489 + 251625210490.

It is an arithmetic number, because the mean of its divisors is an integer number (251625210490).

Almost surely, 2^503250420979 is an apocalyptic number.

503250420979 is a deficient number, since it is larger than the sum of its proper divisors (1).

503250420979 is an equidigital number, since it uses as much as digits as its factorization.

503250420979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 503250420979 in words is "five hundred three billion, two hundred fifty million, four hundred twenty thousand, nine hundred seventy-nine".