2508313 has 2 divisors, whose sum is σ = 2508314. Its totient is φ = 2508312.

The previous prime is 2508307. The next prime is 2508347. The reversal of 2508313 is 3138052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1710864 + 797449 = 1308^2 + 893^2 .

It is a cyclic number.

It is not a de Polignac number, because 2508313 - 2⁵ = 2508281 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2508383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1254156 + 1254157.

It is an arithmetic number, because the mean of its divisors is an integer number (1254157).

2^2508313 is an apocalyptic number.

It is an amenable number.

2508313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2508313 is an equidigital number, since it uses as much as digits as its factorization.

2508313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2508313 is about 1583.7654498063. The cubic root of 2508313 is about 135.8711474214.

The spelling of 2508313 in words is "two million, five hundred eight thousand, three hundred thirteen".