153019189 has 2 divisors, whose sum is σ = 153019190. Its totient is φ = 153019188.

The previous prime is 153019183. The next prime is 153019201. The reversal of 153019189 is 981910351.

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., 105987025 + 47032164 = 10295^2 + 6858^2 .

It is a cyclic number.

It is not a de Polignac number, because 153019189 - 2²³ = 144630581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153019183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76509594 + 76509595.

It is an arithmetic number, because the mean of its divisors is an integer number (76509595).

Almost surely, 2^153019189 is an apocalyptic number.

It is an amenable number.

153019189 is a deficient number, since it is larger than the sum of its proper divisors (1).

153019189 is an equidigital number, since it uses as much as digits as its factorization.

153019189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 37.

The square root of 153019189 is about 12370.0925218852. The cubic root of 153019189 is about 534.8704831035.

The spelling of 153019189 in words is "one hundred fifty-three million, nineteen thousand, one hundred eighty-nine".