2311453384391 has 2 divisors, whose sum is σ = 2311453384392. Its totient is φ = 2311453384390.

The previous prime is 2311453384381. The next prime is 2311453384411. The reversal of 2311453384391 is 1934833541132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2311453384391 - 2²² = 2311449190087 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311453384351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155726692195 + 1155726692196.

It is an arithmetic number, because the mean of its divisors is an integer number (1155726692196).

Almost surely, 2^{2311453384391} is an apocalyptic number.

2311453384391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311453384391 is an equidigital number, since it uses as much as digits as its factorization.

2311453384391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The spelling of 2311453384391 in words is "two trillion, three hundred eleven billion, four hundred fifty-three million, three hundred eighty-four thousand, three hundred ninety-one".