987175 has 12 divisors (see below), whose sum is σ = 1399216. Its totient is φ = 676800.

The previous prime is 987143. The next prime is 987191. The reversal of 987175 is 571789.

It is not a de Polignac number, because 987175 - 2⁵ = 987143 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2646 + ... + 2995.

2⁹⁸⁷¹⁷⁵ is an apocalyptic number.

987175 is a deficient number, since it is larger than the sum of its proper divisors (412041).

987175 is a wasteful number, since it uses less digits than its factorization.

987175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5658 (or 5653 counting only the distinct ones).

The product of its digits is 17640, while the sum is 37.

The square root of 987175 is about 993.5668070140. The cubic root of 987175 is about 99.5706593037.

The spelling of 987175 in words is "nine hundred eighty-seven thousand, one hundred seventy-five".