150445447 has 4 divisors (see below), whose sum is σ = 150849160. Its totient is φ = 150041736.

The previous prime is 150445409. The next prime is 150445453. The reversal of 150445447 is 744544051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 150445447 - 2⁷ = 150445319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150445147) 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 in 3 ways as a sum of consecutive naturals, for example, 201297 + ... + 202042.

It is an arithmetic number, because the mean of its divisors is an integer number (37712290).

Almost surely, 2^150445447 is an apocalyptic number.

150445447 is a deficient number, since it is larger than the sum of its proper divisors (403713).

150445447 is an equidigital number, since it uses as much as digits as its factorization.

150445447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403712.

The product of its (nonzero) digits is 44800, while the sum is 34.

The square root of 150445447 is about 12265.6205305724. The cubic root of 150445447 is about 531.8547182296.

Adding to 150445447 its reverse (744544051), we get a palindrome (894989498).

The spelling of 150445447 in words is "one hundred fifty million, four hundred forty-five thousand, four hundred forty-seven".