3112313441 has 4 divisors (see below), whose sum is σ = 3121282992. Its totient is φ = 3103343892.

The previous prime is 3112313431. The next prime is 3112313443. The reversal of 3112313441 is 1443132113.

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: 1443132113 = 2963 ⋅487051.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3112313441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112313443) 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, 4484255 + ... + 4484948.

It is an arithmetic number, because the mean of its divisors is an integer number (780320748).

Almost surely, 2^3112313441 is an apocalyptic number.

It is an amenable number.

3112313441 is a deficient number, since it is larger than the sum of its proper divisors (8969551).

3112313441 is an equidigital number, since it uses as much as digits as its factorization.

3112313441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8969550.

The product of its digits is 864, while the sum is 23.

The square root of 3112313441 is about 55788.1120042613. The cubic root of 3112313441 is about 1460.0277471739.

Adding to 3112313441 its reverse (1443132113), we get a palindrome (4555445554).

The spelling of 3112313441 in words is "three billion, one hundred twelve million, three hundred thirteen thousand, four hundred forty-one".