2539319 has 2 divisors, whose sum is σ = 2539320. Its totient is φ = 2539318.

The previous prime is 2539309. The next prime is 2539321. The reversal of 2539319 is 9139352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2539319 - 2⁸ = 2539063 is a prime.

It is a super-2 number, since 2×2539319² = 12896281967522, which contains 22 as substring.

Together with 2539321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2539309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269659 + 1269660.

It is an arithmetic number, because the mean of its divisors is an integer number (1269660).

2^2539319 is an apocalyptic number.

2539319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539319 is an equidigital number, since it uses as much as digits as its factorization.

2539319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7290, while the sum is 32.

The square root of 2539319 is about 1593.5240820270. The cubic root of 2539319 is about 136.4287041525.

The spelling of 2539319 in words is "two million, five hundred thirty-nine thousand, three hundred nineteen".