150304489 has 2 divisors, whose sum is σ = 150304490. Its totient is φ = 150304488.

The previous prime is 150304487. The next prime is 150304493. The reversal of 150304489 is 984403051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133633600 + 16670889 = 11560^2 + 4083^2 .

It is a cyclic number.

It is not a de Polignac number, because 150304489 - 2¹ = 150304487 is a prime.

It is a super-2 number, since 2×150304489² = 45182878827102242, which contains 22 as substring.

Together with 150304487, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (150304487) 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, 75152244 + 75152245.

It is an arithmetic number, because the mean of its divisors is an integer number (75152245).

Almost surely, 2^150304489 is an apocalyptic number.

It is an amenable number.

150304489 is a deficient number, since it is larger than the sum of its proper divisors (1).

150304489 is an equidigital number, since it uses as much as digits as its factorization.

150304489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 150304489 is about 12259.8731233239. The cubic root of 150304489 is about 531.6885614268.

The spelling of 150304489 in words is "one hundred fifty million, three hundred four thousand, four hundred eighty-nine".