150172005 has 32 divisors (see below), whose sum is σ = 251193600. Its totient is φ = 76511232.

The previous prime is 150171997. The next prime is 150172013. The reversal of 150172005 is 500271051.

It is an interprime number because it is at equal distance from previous prime (150171997) and next prime (150172013).

It is not a de Polignac number, because 150172005 - 2³ = 150171997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40416 + ... + 43974.

It is an arithmetic number, because the mean of its divisors is an integer number (7849800).

Almost surely, 2^150172005 is an apocalyptic number.

150172005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150172005 is a deficient number, since it is larger than the sum of its proper divisors (101021595).

150172005 is a wasteful number, since it uses less digits than its factorization.

150172005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3693.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 150172005 is about 12254.4687767361. The cubic root of 150172005 is about 531.5322987758.

The spelling of 150172005 in words is "one hundred fifty million, one hundred seventy-two thousand, five".