150713809 has 2 divisors, whose sum is σ = 150713810. Its totient is φ = 150713808.

The previous prime is 150713777. The next prime is 150713861. The reversal of 150713809 is 908317051.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128595600 + 22118209 = 11340^2 + 4703^2 .

It is a cyclic number.

It is not a de Polignac number, because 150713809 - 2⁵ = 150713777 is a prime.

It is not a weakly prime, because it can be changed into another prime (150713869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75356904 + 75356905.

It is an arithmetic number, because the mean of its divisors is an integer number (75356905).

Almost surely, 2^150713809 is an apocalyptic number.

It is an amenable number.

150713809 is a deficient number, since it is larger than the sum of its proper divisors (1).

150713809 is an equidigital number, since it uses as much as digits as its factorization.

150713809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 150713809 is about 12276.5552578889. Note that the first 3 decimals coincide. The cubic root of 150713809 is about 532.1707681479.

The spelling of 150713809 in words is "one hundred fifty million, seven hundred thirteen thousand, eight hundred nine".