2311144204349 has 2 divisors, whose sum is σ = 2311144204350. Its totient is φ = 2311144204348.

The previous prime is 2311144204333. The next prime is 2311144204429. The reversal of 2311144204349 is 9434024411132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1800676823449 + 510467380900 = 1341893^2 + 714470^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311144204349 - 2⁴ = 2311144204333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311144204049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155572102174 + 1155572102175.

It is an arithmetic number, because the mean of its divisors is an integer number (1155572102175).

Almost surely, 2^{2311144204349} is an apocalyptic number.

It is an amenable number.

2311144204349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311144204349 is an equidigital number, since it uses as much as digits as its factorization.

2311144204349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 2311144204349 in words is "two trillion, three hundred eleven billion, one hundred forty-four million, two hundred four thousand, three hundred forty-nine".