50670913 has 2 divisors, whose sum is σ = 50670914. Its totient is φ = 50670912.

The previous prime is 50670887. The next prime is 50670937. The reversal of 50670913 is 31907605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28174864 + 22496049 = 5308^2 + 4743^2 .

It is a cyclic number.

It is not a de Polignac number, because 50670913 - 2⁵ = 50670881 is a prime.

It is equal to p_3038935 and since 50670913 and 3038935 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (50670313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25335456 + 25335457.

It is an arithmetic number, because the mean of its divisors is an integer number (25335457).

Almost surely, 2^50670913 is an apocalyptic number.

It is an amenable number.

50670913 is a deficient number, since it is larger than the sum of its proper divisors (1).

50670913 is an equidigital number, since it uses as much as digits as its factorization.

50670913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 50670913 is about 7118.3504409378. The cubic root of 50670913 is about 370.0436106375.

The spelling of 50670913 in words is "fifty million, six hundred seventy thousand, nine hundred thirteen".