50504513 has 2 divisors, whose sum is σ = 50504514. Its totient is φ = 50504512.

The previous prime is 50504491. The next prime is 50504521. The reversal of 50504513 is 31540505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36276529 + 14227984 = 6023^2 + 3772^2 .

It is a cyclic number.

It is not a de Polignac number, because 50504513 - 2⁶ = 50504449 is a prime.

It is not a weakly prime, because it can be changed into another prime (50504543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252256 + 25252257.

It is an arithmetic number, because the mean of its divisors is an integer number (25252257).

Almost surely, 2^50504513 is an apocalyptic number.

It is an amenable number.

50504513 is a deficient number, since it is larger than the sum of its proper divisors (1).

50504513 is an equidigital number, since it uses as much as digits as its factorization.

50504513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 50504513 is about 7106.6527282540. The cubic root of 50504513 is about 369.6380999973.

The spelling of 50504513 in words is "fifty million, five hundred four thousand, five hundred thirteen".