2144310313493 has 2 divisors, whose sum is σ = 2144310313494. Its totient is φ = 2144310313492.

The previous prime is 2144310313403. The next prime is 2144310313543. The reversal of 2144310313493 is 3943130134412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1741747981009 + 402562332484 = 1319753^2 + 634478^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144310313493 - 2²⁰ = 2144309264917 is a prime.

It is a super-2 number, since 2×2144310313493² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144310313403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072155156746 + 1072155156747.

It is an arithmetic number, because the mean of its divisors is an integer number (1072155156747).

Almost surely, 2^{2144310313493} is an apocalyptic number.

It is an amenable number.

2144310313493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144310313493 is an equidigital number, since it uses as much as digits as its factorization.

2144310313493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 2144310313493 in words is "two trillion, one hundred forty-four billion, three hundred ten million, three hundred thirteen thousand, four hundred ninety-three".