150910009 has 2 divisors, whose sum is σ = 150910010. Its totient is φ = 150910008.

The previous prime is 150909991. The next prime is 150910057. The reversal of 150910009 is 900019051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150601984 + 308025 = 12272^2 + 555^2 .

It is a cyclic number.

It is not a de Polignac number, because 150910009 - 2⁵ = 150909977 is a prime.

It is not a weakly prime, because it can be changed into another prime (150910079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75455004 + 75455005.

It is an arithmetic number, because the mean of its divisors is an integer number (75455005).

Almost surely, 2^150910009 is an apocalyptic number.

It is an amenable number.

150910009 is a deficient number, since it is larger than the sum of its proper divisors (1).

150910009 is an equidigital number, since it uses as much as digits as its factorization.

150910009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 25.

The square root of 150910009 is about 12284.5434998619. The cubic root of 150910009 is about 532.4015955466.

The spelling of 150910009 in words is "one hundred fifty million, nine hundred ten thousand, nine".