5115917 has 2 divisors, whose sum is σ = 5115918. Its totient is φ = 5115916.

The previous prime is 5115911. The next prime is 5115923. The reversal of 5115917 is 7195115.

5115917 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (5115911) and next prime (5115923).

It can be written as a sum of positive squares in only one way, i.e., 2725801 + 2390116 = 1651^2 + 1546^2 .

It is a cyclic number.

It is not a de Polignac number, because 5115917 - 2⁶ = 5115853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5115917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5115911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557958 + 2557959.

It is an arithmetic number, because the mean of its divisors is an integer number (2557959).

Almost surely, 2^5115917 is an apocalyptic number.

It is an amenable number.

5115917 is a deficient number, since it is larger than the sum of its proper divisors (1).

5115917 is an equidigital number, since it uses as much as digits as its factorization.

5115917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1575, while the sum is 29.

The square root of 5115917 is about 2261.8392957945. The cubic root of 5115917 is about 172.3089476183.

The spelling of 5115917 in words is "five million, one hundred fifteen thousand, nine hundred seventeen".