2615317 has 2 divisors, whose sum is σ = 2615318. Its totient is φ = 2615316.

The previous prime is 2615309. The next prime is 2615329. The reversal of 2615317 is 7135162.

2615317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1418481 + 1196836 = 1191^2 + 1094^2 .

It is a cyclic number.

It is not a de Polignac number, because 2615317 - 2³ = 2615309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2615291 and 2615300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2615357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1307658 + 1307659.

It is an arithmetic number, because the mean of its divisors is an integer number (1307659).

2^2615317 is an apocalyptic number.

It is an amenable number.

2615317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2615317 is an equidigital number, since it uses as much as digits as its factorization.

2615317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 25.

The square root of 2615317 is about 1617.1941751070. The cubic root of 2615317 is about 137.7763829251.

The spelling of 2615317 in words is "two million, six hundred fifteen thousand, three hundred seventeen".