2743798091 has 2 divisors, whose sum is σ = 2743798092. Its totient is φ = 2743798090.

The previous prime is 2743798069. The next prime is 2743798093. The reversal of 2743798091 is 1908973472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2743798091 - 2²⁶ = 2676689227 is a prime.

Together with 2743798093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2743798093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371899045 + 1371899046.

It is an arithmetic number, because the mean of its divisors is an integer number (1371899046).

Almost surely, 2^2743798091 is an apocalyptic number.

2743798091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2743798091 is an equidigital number, since it uses as much as digits as its factorization.

2743798091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 2743798091 is about 52381.2761490210. The cubic root of 2743798091 is about 1399.9656608924.

The spelling of 2743798091 in words is "two billion, seven hundred forty-three million, seven hundred ninety-eight thousand, ninety-one".