503107478063 has 2 divisors, whose sum is σ = 503107478064. Its totient is φ = 503107478062.

The previous prime is 503107478047. The next prime is 503107478099. The reversal of 503107478063 is 360874701305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 503107478063 - 2⁴ = 503107478047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503107478023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251553739031 + 251553739032.

It is an arithmetic number, because the mean of its divisors is an integer number (251553739032).

Almost surely, 2^503107478063 is an apocalyptic number.

503107478063 is a deficient number, since it is larger than the sum of its proper divisors (1).

503107478063 is an equidigital number, since it uses as much as digits as its factorization.

503107478063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 503107478063 in words is "five hundred three billion, one hundred seven million, four hundred seventy-eight thousand, sixty-three".