150101009 has 2 divisors, whose sum is σ = 150101010. Its totient is φ = 150101008.

The previous prime is 150100997. The next prime is 150101011. The reversal of 150101009 is 900101051.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146337409 + 3763600 = 12097^2 + 1940^2 .

It is a cyclic number.

It is not a de Polignac number, because 150101009 - 2¹² = 150096913 is a prime.

Together with 150101011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (150101069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75050504 + 75050505.

It is an arithmetic number, because the mean of its divisors is an integer number (75050505).

Almost surely, 2^150101009 is an apocalyptic number.

It is an amenable number.

150101009 is a deficient number, since it is larger than the sum of its proper divisors (1).

150101009 is an equidigital number, since it uses as much as digits as its factorization.

150101009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 17.

The square root of 150101009 is about 12251.5716950928. The cubic root of 150101009 is about 531.4485223634.

The spelling of 150101009 in words is "one hundred fifty million, one hundred one thousand, nine".