2495321 has 2 divisors, whose sum is σ = 2495322. Its totient is φ = 2495320.

The previous prime is 2495299. The next prime is 2495323. The reversal of 2495321 is 1235942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1413721 + 1081600 = 1189^2 + 1040^2 .

It is a cyclic number.

It is not a de Polignac number, because 2495321 - 2¹⁴ = 2478937 is a prime.

Together with 2495323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2495323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247660 + 1247661.

It is an arithmetic number, because the mean of its divisors is an integer number (1247661).

2^2495321 is an apocalyptic number.

It is an amenable number.

2495321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2495321 is an equidigital number, since it uses as much as digits as its factorization.

2495321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 2495321 is about 1579.6585073996. The cubic root of 2495321 is about 135.6361562174.

The spelling of 2495321 in words is "two million, four hundred ninety-five thousand, three hundred twenty-one".