313240134 has 16 divisors (see below), whose sum is σ = 627793920. Its totient is φ = 104194440.

The previous prime is 313240121. The next prime is 313240141. The reversal of 313240134 is 431042313.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 313240134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51622 + ... + 57369.

It is an arithmetic number, because the mean of its divisors is an integer number (39237120).

Almost surely, 2^313240134 is an apocalyptic number.

313240134 is an abundant number, since it is smaller than the sum of its proper divisors (314553786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313240134 is a wasteful number, since it uses less digits than its factorization.

313240134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109475.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 313240134 is about 17698.5912998747. The cubic root of 313240134 is about 679.1397238203.

Adding to 313240134 its reverse (431042313), we get a palindrome (744282447).

The spelling of 313240134 in words is "three hundred thirteen million, two hundred forty thousand, one hundred thirty-four".