2770773091 has 2 divisors, whose sum is σ = 2770773092. Its totient is φ = 2770773090.

The previous prime is 2770773043. The next prime is 2770773121. The reversal of 2770773091 is 1903770772.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2770773091 is a prime.

It is not a weakly prime, because it can be changed into another prime (2770773391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1385386545 + 1385386546.

It is an arithmetic number, because the mean of its divisors is an integer number (1385386546).

Almost surely, 2^2770773091 is an apocalyptic number.

2770773091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2770773091 is an equidigital number, since it uses as much as digits as its factorization.

2770773091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129654, while the sum is 43.

The square root of 2770773091 is about 52638.1334300524. The cubic root of 2770773091 is about 1404.5385179093.

The spelling of 2770773091 in words is "two billion, seven hundred seventy million, seven hundred seventy-three thousand, ninety-one".