3231122149 has 2 divisors, whose sum is σ = 3231122150. Its totient is φ = 3231122148.

The previous prime is 3231122123. The next prime is 3231122201. The reversal of 3231122149 is 9412211323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2453716225 + 777405924 = 49535^2 + 27882^2 .

It is an emirp because it is prime and its reverse (9412211323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3231122149 - 2⁵ = 3231122117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3231122849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615561074 + 1615561075.

It is an arithmetic number, because the mean of its divisors is an integer number (1615561075).

Almost surely, 2^3231122149 is an apocalyptic number.

It is an amenable number.

3231122149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231122149 is an equidigital number, since it uses as much as digits as its factorization.

3231122149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 3231122149 is about 56842.9604172759. The cubic root of 3231122149 is about 1478.3744858625.

The spelling of 3231122149 in words is "three billion, two hundred thirty-one million, one hundred twenty-two thousand, one hundred forty-nine".