150045473 has 4 divisors (see below), whose sum is σ = 150380100. Its totient is φ = 149710848.

The previous prime is 150045463. The next prime is 150045523. The reversal of 150045473 is 374540051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 374540051 = 10223 ⋅36637.

It can be written as a sum of positive squares in 2 ways, for example, as 124925329 + 25120144 = 11177^2 + 5012^2 .

It is a cyclic number.

It is not a de Polignac number, because 150045473 - 2⁴ = 150045457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150045433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166640 + ... + 167537.

It is an arithmetic number, because the mean of its divisors is an integer number (37595025).

Almost surely, 2^150045473 is an apocalyptic number.

It is an amenable number.

150045473 is a deficient number, since it is larger than the sum of its proper divisors (334627).

150045473 is an equidigital number, since it uses as much as digits as its factorization.

150045473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334626.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 150045473 is about 12249.3050006929. The cubic root of 150045473 is about 531.3829705812.

The spelling of 150045473 in words is "one hundred fifty million, forty-five thousand, four hundred seventy-three".