2315597 has 2 divisors, whose sum is σ = 2315598. Its totient is φ = 2315596.

The previous prime is 2315581. The next prime is 2315611. The reversal of 2315597 is 7955132.

2315597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1705636 + 609961 = 1306^2 + 781^2 .

It is a cyclic number.

It is not a de Polignac number, because 2315597 - 2⁴ = 2315581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2315567) 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, 1157798 + 1157799.

It is an arithmetic number, because the mean of its divisors is an integer number (1157799).

2^2315597 is an apocalyptic number.

It is an amenable number.

2315597 is a deficient number, since it is larger than the sum of its proper divisors (1).

2315597 is an equidigital number, since it uses as much as digits as its factorization.

2315597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9450, while the sum is 32.

The square root of 2315597 is about 1521.7085791964. The cubic root of 2315597 is about 132.2983190185.

The spelling of 2315597 in words is "two million, three hundred fifteen thousand, five hundred ninety-seven".