3112402243 has 4 divisors (see below), whose sum is σ = 3112563888. Its totient is φ = 3112240600.

The previous prime is 3112402219. The next prime is 3112402247. The reversal of 3112402243 is 3422042113.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3422042113 = 7 ⋅488863159.

It is a cyclic number.

It is not a de Polignac number, because 3112402243 - 2⁹ = 3112401731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112402247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47308 + ... + 91993.

It is an arithmetic number, because the mean of its divisors is an integer number (778140972).

Almost surely, 2^3112402243 is an apocalyptic number.

3112402243 is a deficient number, since it is larger than the sum of its proper divisors (161645).

3112402243 is a wasteful number, since it uses less digits than its factorization.

3112402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161644.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3112402243 is about 55788.9078849909. The cubic root of 3112402243 is about 1460.0416331094.

Adding to 3112402243 its reverse (3422042113), we get a palindrome (6534444356).

The spelling of 3112402243 in words is "three billion, one hundred twelve million, four hundred two thousand, two hundred forty-three".