151607009 has 2 divisors, whose sum is σ = 151607010. Its totient is φ = 151607008.

The previous prime is 151606999. The next prime is 151607017. The reversal of 151607009 is 900706151.

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., 110838784 + 40768225 = 10528^2 + 6385^2 .

It is a cyclic number.

It is not a de Polignac number, because 151607009 - 2²⁰ = 150558433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151607069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75803504 + 75803505.

It is an arithmetic number, because the mean of its divisors is an integer number (75803505).

Almost surely, 2^151607009 is an apocalyptic number.

It is an amenable number.

151607009 is a deficient number, since it is larger than the sum of its proper divisors (1).

151607009 is an equidigital number, since it uses as much as digits as its factorization.

151607009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 151607009 is about 12312.8798012488. The cubic root of 151607009 is about 533.2199951437.

The spelling of 151607009 in words is "one hundred fifty-one million, six hundred seven thousand, nine".