150302189 has 2 divisors, whose sum is σ = 150302190. Its totient is φ = 150302188.

The previous prime is 150302147. The next prime is 150302203. The reversal of 150302189 is 981203051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122655625 + 27646564 = 11075^2 + 5258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150302189 is a prime.

It is a Chen prime.

It is equal to p_8460452 and since 150302189 and 8460452 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150302129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75151094 + 75151095.

It is an arithmetic number, because the mean of its divisors is an integer number (75151095).

Almost surely, 2^150302189 is an apocalyptic number.

It is an amenable number.

150302189 is a deficient number, since it is larger than the sum of its proper divisors (1).

150302189 is an equidigital number, since it uses as much as digits as its factorization.

150302189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 150302189 is about 12259.7793210155. The cubic root of 150302189 is about 531.6858493989.

The spelling of 150302189 in words is "one hundred fifty million, three hundred two thousand, one hundred eighty-nine".