2311453386443 has 2 divisors, whose sum is σ = 2311453386444. Its totient is φ = 2311453386442.

The previous prime is 2311453386433. The next prime is 2311453386449. The reversal of 2311453386443 is 3446833541132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2311453386443 - 2⁴ = 2311453386427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311453386449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155726693221 + 1155726693222.

It is an arithmetic number, because the mean of its divisors is an integer number (1155726693222).

Almost surely, 2^{2311453386443} is an apocalyptic number.

2311453386443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311453386443 is an equidigital number, since it uses as much as digits as its factorization.

2311453386443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 47.

The spelling of 2311453386443 in words is "two trillion, three hundred eleven billion, four hundred fifty-three million, three hundred eighty-six thousand, four hundred forty-three".