171131052 has 24 divisors (see below), whose sum is σ = 400120000. Its totient is φ = 56927376.

The previous prime is 171131041. The next prime is 171131083. The reversal of 171131052 is 250131171.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8302 + ... + 20277.

Almost surely, 2^171131052 is an apocalyptic number.

171131052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

171131052 is an abundant number, since it is smaller than the sum of its proper divisors (228988948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171131052 is a wasteful number, since it uses less digits than its factorization.

171131052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29085 (or 29083 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 171131052 is about 13081.7067693784. The cubic root of 171131052 is about 555.1916682372.

The spelling of 171131052 in words is "one hundred seventy-one million, one hundred thirty-one thousand, fifty-two".