313234445 has 4 divisors (see below), whose sum is σ = 375881340. Its totient is φ = 250587552.

The previous prime is 313234429. The next prime is 313234483. The reversal of 313234445 is 544432313.

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 42237001 + 270997444 = 6499^2 + 16462^2 .

It is a cyclic number.

It is not a de Polignac number, because 313234445 - 2⁴ = 313234429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 31323440 + ... + 31323449.

It is an arithmetic number, because the mean of its divisors is an integer number (93970335).

Almost surely, 2^313234445 is an apocalyptic number.

It is an amenable number.

313234445 is a deficient number, since it is larger than the sum of its proper divisors (62646895).

313234445 is an equidigital number, since it uses as much as digits as its factorization.

313234445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62646894.

The product of its digits is 17280, while the sum is 29.

The square root of 313234445 is about 17698.4305801390. The cubic root of 313234445 is about 679.1356123321.

Adding to 313234445 its reverse (544432313), we get a palindrome (857666758).

The spelling of 313234445 in words is "three hundred thirteen million, two hundred thirty-four thousand, four hundred forty-five".