313404133441 has 4 divisors (see below), whose sum is σ = 358176152512. Its totient is φ = 268632114372.

The previous prime is 313404133409. The next prime is 313404133487. The reversal of 313404133441 is 144331404313.

It is a happy number.

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 313404133441 - 2⁵ = 313404133409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313405133441) 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, 22386009525 + ... + 22386009538.

It is an arithmetic number, because the mean of its divisors is an integer number (89544038128).

Almost surely, 2^313404133441 is an apocalyptic number.

It is an amenable number.

313404133441 is a deficient number, since it is larger than the sum of its proper divisors (44772019071).

313404133441 is an equidigital number, since it uses as much as digits as its factorization.

313404133441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44772019070.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 313404133441 its reverse (144331404313), we get a palindrome (457735537754).

The spelling of 313404133441 in words is "three hundred thirteen billion, four hundred four million, one hundred thirty-three thousand, four hundred forty-one".