150002009 has 2 divisors, whose sum is σ = 150002010. Its totient is φ = 150002008.

The previous prime is 150002003. The next prime is 150002029. The reversal of 150002009 is 900200051.

150002009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104142025 + 45859984 = 10205^2 + 6772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150002009 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (150002003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75001004 + 75001005.

It is an arithmetic number, because the mean of its divisors is an integer number (75001005).

Almost surely, 2^150002009 is an apocalyptic number.

It is an amenable number.

150002009 is a deficient number, since it is larger than the sum of its proper divisors (1).

150002009 is an equidigital number, since it uses as much as digits as its factorization.

150002009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 150002009 is about 12247.5307307228. The cubic root of 150002009 is about 531.3316566708.

The spelling of 150002009 in words is "one hundred fifty million, two thousand, nine".