313133434 has 8 divisors (see below), whose sum is σ = 478562580. Its totient is φ = 153612576.

The previous prime is 313133419. The next prime is 313133437. The reversal of 313133434 is 434331313.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 300918409 + 12215025 = 17347^2 + 3495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 313133399 and 313133408.

It is not an unprimeable number, because it can be changed into a prime (313133437) 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 3 ways as a sum of consecutive naturals, for example, 1476939 + ... + 1477150.

Almost surely, 2^313133434 is an apocalyptic number.

313133434 is a deficient number, since it is larger than the sum of its proper divisors (165429146).

313133434 is a wasteful number, since it uses less digits than its factorization.

313133434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954144.

The product of its digits is 3888, while the sum is 25.

The square root of 313133434 is about 17695.5766789331. The cubic root of 313133434 is about 679.0626025426.

Adding to 313133434 its reverse (434331313), we get a palindrome (747464747).

The spelling of 313133434 in words is "three hundred thirteen million, one hundred thirty-three thousand, four hundred thirty-four".