313143399 has 12 divisors (see below), whose sum is σ = 452509200. Its totient is φ = 208674144.

The previous prime is 313143373. The next prime is 313143401. The reversal of 313143399 is 993341313.

313143399 is a `hidden beast` number, since 3 + 1 + 314 + 339 + 9 = 666.

It is not a de Polignac number, because 313143399 - 2⁸ = 313143143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313143319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20862 + ... + 32580.

It is an arithmetic number, because the mean of its divisors is an integer number (37709100).

Almost surely, 2^313143399 is an apocalyptic number.

313143399 is a deficient number, since it is larger than the sum of its proper divisors (139365801).

313143399 is a wasteful number, since it uses less digits than its factorization.

313143399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14694 (or 14691 counting only the distinct ones).

The product of its digits is 26244, while the sum is 36.

The square root of 313143399 is about 17695.8582442333. The cubic root of 313143399 is about 679.0698058478.

The spelling of 313143399 in words is "three hundred thirteen million, one hundred forty-three thousand, three hundred ninety-nine".