122333149 has 2 divisors, whose sum is σ = 122333150. Its totient is φ = 122333148.

The previous prime is 122333147. The next prime is 122333219. The reversal of 122333149 is 941333221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69305625 + 53027524 = 8325^2 + 7282^2 .

It is a cyclic number.

It is not a de Polignac number, because 122333149 - 2¹ = 122333147 is a prime.

Together with 122333147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122333143) 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 as a sum of consecutive naturals, namely, 61166574 + 61166575.

It is an arithmetic number, because the mean of its divisors is an integer number (61166575).

Almost surely, 2^122333149 is an apocalyptic number.

It is an amenable number.

122333149 is a deficient number, since it is larger than the sum of its proper divisors (1).

122333149 is an equidigital number, since it uses as much as digits as its factorization.

122333149 is an odious number, because the sum of its binary digits is odd.

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

The square root of 122333149 is about 11060.4316823531. The cubic root of 122333149 is about 496.4186071658.

The spelling of 122333149 in words is "one hundred twenty-two million, three hundred thirty-three thousand, one hundred forty-nine".