150330409 has 2 divisors, whose sum is σ = 150330410. Its totient is φ = 150330408.

The previous prime is 150330391. The next prime is 150330493. The reversal of 150330409 is 904033051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133749225 + 16581184 = 11565^2 + 4072^2 .

It is a cyclic number.

It is not a de Polignac number, because 150330409 - 2⁹ = 150329897 is a prime.

It is not a weakly prime, because it can be changed into another prime (150331409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75165204 + 75165205.

It is an arithmetic number, because the mean of its divisors is an integer number (75165205).

Almost surely, 2^150330409 is an apocalyptic number.

It is an amenable number.

150330409 is a deficient number, since it is larger than the sum of its proper divisors (1).

150330409 is an equidigital number, since it uses as much as digits as its factorization.

150330409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 150330409 is about 12260.9301849411. The cubic root of 150330409 is about 531.7191228902.

The spelling of 150330409 in words is "one hundred fifty million, three hundred thirty thousand, four hundred nine".