50725313 has 2 divisors, whose sum is σ = 50725314. Its totient is φ = 50725312.

The previous prime is 50725289. The next prime is 50725319. The reversal of 50725313 is 31352705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43665664 + 7059649 = 6608^2 + 2657^2 .

It is a cyclic number.

It is not a de Polignac number, because 50725313 - 2⁶ = 50725249 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50725319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25362656 + 25362657.

It is an arithmetic number, because the mean of its divisors is an integer number (25362657).

Almost surely, 2^50725313 is an apocalyptic number.

It is an amenable number.

50725313 is a deficient number, since it is larger than the sum of its proper divisors (1).

50725313 is an equidigital number, since it uses as much as digits as its factorization.

50725313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 50725313 is about 7122.1705259001. The cubic root of 50725313 is about 370.1759888375.

The spelling of 50725313 in words is "fifty million, seven hundred twenty-five thousand, three hundred thirteen".