2765745911 has 2 divisors, whose sum is σ = 2765745912. Its totient is φ = 2765745910.

The previous prime is 2765745889. The next prime is 2765745949. The reversal of 2765745911 is 1195475672.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2765745911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2765745211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382872955 + 1382872956.

It is an arithmetic number, because the mean of its divisors is an integer number (1382872956).

Almost surely, 2^2765745911 is an apocalyptic number.

2765745911 is a deficient number, since it is larger than the sum of its proper divisors (1).

2765745911 is an equidigital number, since it uses as much as digits as its factorization.

2765745911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 47.

The square root of 2765745911 is about 52590.3594872672. The cubic root of 2765745911 is about 1403.6885574659.

The spelling of 2765745911 in words is "two billion, seven hundred sixty-five million, seven hundred forty-five thousand, nine hundred eleven".