2725167239 has 2 divisors, whose sum is σ = 2725167240. Its totient is φ = 2725167238.

The previous prime is 2725167229. The next prime is 2725167241. The reversal of 2725167239 is 9327615272.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2725167239 - 2¹² = 2725163143 is a prime.

It is a Sophie Germain prime.

Together with 2725167241, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2725167239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2725167209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362583619 + 1362583620.

It is an arithmetic number, because the mean of its divisors is an integer number (1362583620).

Almost surely, 2^2725167239 is an apocalyptic number.

2725167239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725167239 is an equidigital number, since it uses as much as digits as its factorization.

2725167239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 2725167239 is about 52203.1343790773. The cubic root of 2725167239 is about 1396.7897941004.

The spelling of 2725167239 in words is "two billion, seven hundred twenty-five million, one hundred sixty-seven thousand, two hundred thirty-nine".