150137609 has 2 divisors, whose sum is σ = 150137610. Its totient is φ = 150137608.

The previous prime is 150137597. The next prime is 150137627. The reversal of 150137609 is 906731051.

150137609 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., 150136009 + 1600 = 12253^2 + 40^2 .

It is an emirp because it is prime and its reverse (906731051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150137609 - 2⁴ = 150137593 is a prime.

It is equal to p_8451743 and since 150137609 and 8451743 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (150137699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75068804 + 75068805.

It is an arithmetic number, because the mean of its divisors is an integer number (75068805).

Almost surely, 2^150137609 is an apocalyptic number.

It is an amenable number.

150137609 is a deficient number, since it is larger than the sum of its proper divisors (1).

150137609 is an equidigital number, since it uses as much as digits as its factorization.

150137609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 150137609 is about 12253.0652899591. The cubic root of 150137609 is about 531.4917142453.

It can be divided in two parts, 15013 and 7609, that added together give a palindrome (22622).

The spelling of 150137609 in words is "one hundred fifty million, one hundred thirty-seven thousand, six hundred nine".