313034120440393 has 4 divisors (see below), whose sum is σ = 341491767753168. Its totient is φ = 284576473127620.

The previous prime is 313034120440361. The next prime is 313034120440397. The reversal of 313034120440393 is 393044021430313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 313034120440393 - 2⁵ = 313034120440361 is a prime.

It is a super-2 number, since 2×313034120440393² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313034120440397) 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, 14228823656371 + ... + 14228823656392.

It is an arithmetic number, because the mean of its divisors is an integer number (85372941938292).

Almost surely, 2^{313034120440393} is an apocalyptic number.

It is an amenable number.

313034120440393 is a deficient number, since it is larger than the sum of its proper divisors (28457647312775).

313034120440393 is a wasteful number, since it uses less digits than its factorization.

313034120440393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28457647312774.

The product of its (nonzero) digits is 279936, while the sum is 40.

The spelling of 313034120440393 in words is "three hundred thirteen trillion, thirty-four billion, one hundred twenty million, four hundred forty thousand, three hundred ninety-three".