149053711189 has 2 divisors, whose sum is σ = 149053711190. Its totient is φ = 149053711188.

The previous prime is 149053711117. The next prime is 149053711199. The reversal of 149053711189 is 981117350941.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145815532164 + 3238179025 = 381858^2 + 56905^2 .

It is a cyclic number.

It is not a de Polignac number, because 149053711189 - 2⁷ = 149053711061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149053711199) 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, 74526855594 + 74526855595.

It is an arithmetic number, because the mean of its divisors is an integer number (74526855595).

Almost surely, 2^149053711189 is an apocalyptic number.

It is an amenable number.

149053711189 is a deficient number, since it is larger than the sum of its proper divisors (1).

149053711189 is an equidigital number, since it uses as much as digits as its factorization.

149053711189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 49.

The spelling of 149053711189 in words is "one hundred forty-nine billion, fifty-three million, seven hundred eleven thousand, one hundred eighty-nine".