2742374461091 has 2 divisors, whose sum is σ = 2742374461092. Its totient is φ = 2742374461090.

The previous prime is 2742374461063. The next prime is 2742374461093. The reversal of 2742374461091 is 1901644732472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2742374461091 - 2²² = 2742370266787 is a prime.

It is a Sophie Germain prime.

Together with 2742374461093, 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 (2742374461093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371187230545 + 1371187230546.

It is an arithmetic number, because the mean of its divisors is an integer number (1371187230546).

Almost surely, 2^{2742374461091} is an apocalyptic number.

2742374461091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742374461091 is an equidigital number, since it uses as much as digits as its factorization.

2742374461091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 2742374461091 in words is "two trillion, seven hundred forty-two billion, three hundred seventy-four million, four hundred sixty-one thousand, ninety-one".