3120412189 has 2 divisors, whose sum is σ = 3120412190. Its totient is φ = 3120412188.

The previous prime is 3120412181. The next prime is 3120412301. The reversal of 3120412189 is 9812140213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3085802500 + 34609689 = 55550^2 + 5883^2 .

It is a cyclic number.

It is not a de Polignac number, because 3120412189 - 2³ = 3120412181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3120412189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3120412181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560206094 + 1560206095.

It is an arithmetic number, because the mean of its divisors is an integer number (1560206095).

Almost surely, 2^3120412189 is an apocalyptic number.

It is an amenable number.

3120412189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120412189 is an equidigital number, since it uses as much as digits as its factorization.

3120412189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 3120412189 is about 55860.6497366438. The cubic root of 3120412189 is about 1461.2930605263.

The spelling of 3120412189 in words is "three billion, one hundred twenty million, four hundred twelve thousand, one hundred eighty-nine".