313113133441 has 4 divisors (see below), whose sum is σ = 313142775232. Its totient is φ = 313083491652.

The previous prime is 313113133427. The next prime is 313113133451. The reversal of 313113133441 is 144331311313.

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, and also an emirpimes, since its reverse is a distinct semiprime: 144331311313 = 7 ⋅20618758759.

It is a cyclic number.

It is not a de Polignac number, because 313113133441 - 2⁵ = 313113133409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313113133451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14805045 + ... + 14826178.

It is an arithmetic number, because the mean of its divisors is an integer number (78285693808).

Almost surely, 2^313113133441 is an apocalyptic number.

It is an amenable number.

313113133441 is a deficient number, since it is larger than the sum of its proper divisors (29641791).

313113133441 is a wasteful number, since it uses less digits than its factorization.

313113133441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29641790.

The product of its digits is 3888, while the sum is 28.

Adding to 313113133441 its reverse (144331311313), we get a palindrome (457444444754).

The spelling of 313113133441 in words is "three hundred thirteen billion, one hundred thirteen million, one hundred thirty-three thousand, four hundred forty-one".