2539257323 has 2 divisors, whose sum is σ = 2539257324. Its totient is φ = 2539257322.

The previous prime is 2539257319. The next prime is 2539257353. The reversal of 2539257323 is 3237529352.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2539257323 - 2² = 2539257319 is a prime.

It is not a weakly prime, because it can be changed into another prime (2539257353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269628661 + 1269628662.

It is an arithmetic number, because the mean of its divisors is an integer number (1269628662).

Almost surely, 2^2539257323 is an apocalyptic number.

2539257323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539257323 is an equidigital number, since it uses as much as digits as its factorization.

2539257323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 41.

The square root of 2539257323 is about 50391.0440753116. The cubic root of 2539257323 is about 1364.2759958055.

The spelling of 2539257323 in words is "two billion, five hundred thirty-nine million, two hundred fifty-seven thousand, three hundred twenty-three".