171513996 has 24 divisors (see below), whose sum is σ = 401573424. Its totient is φ = 56975040.

The previous prime is 171513973. The next prime is 171513997. The reversal of 171513996 is 699315171.

It is not an unprimeable number, because it can be changed into a prime (171513997) 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 7 ways as a sum of consecutive naturals, for example, 20875 + ... + 27906.

It is an arithmetic number, because the mean of its divisors is an integer number (16732226).

Almost surely, 2^171513996 is an apocalyptic number.

It is an amenable number.

171513996 is an abundant number, since it is smaller than the sum of its proper divisors (230059428).

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

171513996 is a wasteful number, since it uses less digits than its factorization.

171513996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49081 (or 49079 counting only the distinct ones).

The product of its digits is 51030, while the sum is 42.

The square root of 171513996 is about 13096.3352125700. The cubic root of 171513996 is about 555.6054815635.

The spelling of 171513996 in words is "one hundred seventy-one million, five hundred thirteen thousand, nine hundred ninety-six".