500500051 has 2 divisors, whose sum is σ = 500500052. Its totient is φ = 500500050.

The previous prime is 500500031. The next prime is 500500057. The reversal of 500500051 is 150005005.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 500500051 - 2⁵ = 500500019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 500499998 and 500500034.

It is not a weakly prime, because it can be changed into another prime (500500057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250250025 + 250250026.

It is an arithmetic number, because the mean of its divisors is an integer number (250250026).

Almost surely, 2^500500051 is an apocalyptic number.

500500051 is a deficient number, since it is larger than the sum of its proper divisors (1).

500500051 is an equidigital number, since it uses as much as digits as its factorization.

500500051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 125, while the sum is 16.

The square root of 500500051 is about 22371.8584610220. The cubic root of 500500051 is about 793.9650316539.

Adding to 500500051 its reverse (150005005), we get a palindrome (650505056).

The spelling of 500500051 in words is "five hundred million, five hundred thousand, fifty-one".