313423402143 has 32 divisors (see below), whose sum is σ = 446997035520. Its totient is φ = 194861173760.

The previous prime is 313423402093. The next prime is 313423402181. The reversal of 313423402143 is 341204324313.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 313423402143 - 2¹⁶ = 313423336607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313423402143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313423402843) 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 in 31 ways as a sum of consecutive naturals, for example, 4357768 + ... + 4429106.

It is an arithmetic number, because the mean of its divisors is an integer number (13968657360).

Almost surely, 2^313423402143 is an apocalyptic number.

313423402143 is a deficient number, since it is larger than the sum of its proper divisors (133573633377).

313423402143 is a wasteful number, since it uses less digits than its factorization.

313423402143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72959.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 313423402143 its reverse (341204324313), we get a palindrome (654627726456).

The spelling of 313423402143 in words is "three hundred thirteen billion, four hundred twenty-three million, four hundred two thousand, one hundred forty-three".