2765320339 has 2 divisors, whose sum is σ = 2765320340. Its totient is φ = 2765320338.

The previous prime is 2765320333. The next prime is 2765320357. The reversal of 2765320339 is 9330235672.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2765320339 - 2⁹ = 2765319827 is a prime.

It is not a weakly prime, because it can be changed into another prime (2765320333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382660169 + 1382660170.

It is an arithmetic number, because the mean of its divisors is an integer number (1382660170).

Almost surely, 2^2765320339 is an apocalyptic number.

2765320339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2765320339 is an equidigital number, since it uses as much as digits as its factorization.

2765320339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 40.

The square root of 2765320339 is about 52586.3132288241. The cubic root of 2765320339 is about 1403.6165574572.

The spelling of 2765320339 in words is "two billion, seven hundred sixty-five million, three hundred twenty thousand, three hundred thirty-nine".