150030409 has 2 divisors, whose sum is σ = 150030410. Its totient is φ = 150030408.

The previous prime is 150030407. The next prime is 150030467. The reversal of 150030409 is 904030051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78712384 + 71318025 = 8872^2 + 8445^2 .

It is a cyclic number.

It is not a de Polignac number, because 150030409 - 2¹ = 150030407 is a prime.

Together with 150030407, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150030409.

It is not a weakly prime, because it can be changed into another prime (150030407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75015204 + 75015205.

It is an arithmetic number, because the mean of its divisors is an integer number (75015205).

Almost surely, 2^150030409 is an apocalyptic number.

It is an amenable number.

150030409 is a deficient number, since it is larger than the sum of its proper divisors (1).

150030409 is an equidigital number, since it uses as much as digits as its factorization.

150030409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 150030409 is about 12248.6900932304. The cubic root of 150030409 is about 531.3651870369.

The spelling of 150030409 in words is "one hundred fifty million, thirty thousand, four hundred nine".