50517413 has 2 divisors, whose sum is σ = 50517414. Its totient is φ = 50517412.

The previous prime is 50517377. The next prime is 50517443. The reversal of 50517413 is 31471505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47637604 + 2879809 = 6902^2 + 1697^2 .

It is a cyclic number.

It is not a de Polignac number, because 50517413 - 2⁶ = 50517349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50517443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25258706 + 25258707.

It is an arithmetic number, because the mean of its divisors is an integer number (25258707).

Almost surely, 2^50517413 is an apocalyptic number.

It is an amenable number.

50517413 is a deficient number, since it is larger than the sum of its proper divisors (1).

50517413 is an equidigital number, since it uses as much as digits as its factorization.

50517413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 50517413 is about 7107.5602705851. The cubic root of 50517413 is about 369.6695686410.

Adding to 50517413 its reverse (31471505), we get a palindrome (81988918).

The spelling of 50517413 in words is "fifty million, five hundred seventeen thousand, four hundred thirteen".