313113043 has 4 divisors (see below), whose sum is σ = 317786440. Its totient is φ = 308439648.

The previous prime is 313113037. The next prime is 313113049. The reversal of 313113043 is 340311313.

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

It is an interprime number because it is at equal distance from previous prime (313113037) and next prime (313113049).

It is a cyclic number.

It is not a de Polignac number, because 313113043 - 2¹⁷ = 312981971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313113043.

It is not an unprimeable number, because it can be changed into a prime (313113049) 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, 2336598 + ... + 2336731.

It is an arithmetic number, because the mean of its divisors is an integer number (79446610).

Almost surely, 2^313113043 is an apocalyptic number.

313113043 is a deficient number, since it is larger than the sum of its proper divisors (4673397).

313113043 is an equidigital number, since it uses as much as digits as its factorization.

313113043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673396.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 313113043 is about 17695.0005086182. Note that the first 3 decimals coincide. The cubic root of 313113043 is about 679.0478622173.

Adding to 313113043 its reverse (340311313), we get a palindrome (653424356).

The spelling of 313113043 in words is "three hundred thirteen million, one hundred thirteen thousand, forty-three".