150452189 has 2 divisors, whose sum is σ = 150452190. Its totient is φ = 150452188.

The previous prime is 150452171. The next prime is 150452221. The reversal of 150452189 is 981254051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105226564 + 45225625 = 10258^2 + 6725^2 .

It is an emirp because it is prime and its reverse (981254051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150452189 - 2²⁰ = 149403613 is a prime.

It is a super-2 number, since 2×150452189² = 45271722349783442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150452119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75226094 + 75226095.

It is an arithmetic number, because the mean of its divisors is an integer number (75226095).

Almost surely, 2^150452189 is an apocalyptic number.

It is an amenable number.

150452189 is a deficient number, since it is larger than the sum of its proper divisors (1).

150452189 is an equidigital number, since it uses as much as digits as its factorization.

150452189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 150452189 is about 12265.8953607146. The cubic root of 150452189 is about 531.8626628833.

The spelling of 150452189 in words is "one hundred fifty million, four hundred fifty-two thousand, one hundred eighty-nine".