171120448 has 28 divisors (see below), whose sum is σ = 341835232. Its totient is φ = 84988800.

The previous prime is 171120431. The next prime is 171120457. The reversal of 171120448 is 844021171.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 811 + ... + 18517.

Almost surely, 2^171120448 is an apocalyptic number.

It is an amenable number.

171120448 is a deficient number, since it is larger than the sum of its proper divisors (170714784).

171120448 is a wasteful number, since it uses less digits than its factorization.

171120448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17870 (or 17860 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 171120448 is about 13081.3014643039. The cubic root of 171120448 is about 555.1802006632.

The spelling of 171120448 in words is "one hundred seventy-one million, one hundred twenty thousand, four hundred forty-eight".