14311313749 has 4 divisors (see below), whose sum is σ = 14458853164. Its totient is φ = 14163774336.

The previous prime is 14311313743. The next prime is 14311313777. The reversal of 14311313749 is 94731311341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11123920900 + 3187392849 = 105470^2 + 56457^2 .

It is a cyclic number.

It is not a de Polignac number, because 14311313749 - 2⁵ = 14311313717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14311313743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73769562 + ... + 73769755.

It is an arithmetic number, because the mean of its divisors is an integer number (3614713291).

Almost surely, 2^14311313749 is an apocalyptic number.

It is an amenable number.

14311313749 is a deficient number, since it is larger than the sum of its proper divisors (147539415).

14311313749 is an equidigital number, since it uses as much as digits as its factorization.

14311313749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147539414.

The product of its digits is 27216, while the sum is 37.

The spelling of 14311313749 in words is "fourteen billion, three hundred eleven million, three hundred thirteen thousand, seven hundred forty-nine".