520031116127 has 2 divisors, whose sum is σ = 520031116128. Its totient is φ = 520031116126.

The previous prime is 520031116091. The next prime is 520031116153. The reversal of 520031116127 is 721611130025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 520031116127 - 2⁶ = 520031116063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 520031116127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520031116027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260015558063 + 260015558064.

It is an arithmetic number, because the mean of its divisors is an integer number (260015558064).

Almost surely, 2^520031116127 is an apocalyptic number.

520031116127 is a deficient number, since it is larger than the sum of its proper divisors (1).

520031116127 is an equidigital number, since it uses as much as digits as its factorization.

520031116127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 520031116127 in words is "five hundred twenty billion, thirty-one million, one hundred sixteen thousand, one hundred twenty-seven".