150820173 has 12 divisors (see below), whose sum is σ = 248973088. Its totient is φ = 86182920.

The previous prime is 150820171. The next prime is 150820207. The reversal of 150820173 is 371028051.

It is not a de Polignac number, because 150820173 - 2¹ = 150820171 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150820171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1196923 + ... + 1197048.

Almost surely, 2^150820173 is an apocalyptic number.

It is an amenable number.

150820173 is a deficient number, since it is larger than the sum of its proper divisors (98152915).

150820173 is a wasteful number, since it uses less digits than its factorization.

150820173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393984 (or 2393981 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 150820173 is about 12280.8864908035. The cubic root of 150820173 is about 532.2959292096.

The spelling of 150820173 in words is "one hundred fifty million, eight hundred twenty thousand, one hundred seventy-three".