167332987 has 4 divisors (see below), whose sum is σ = 173103120. Its totient is φ = 161562856.

The previous prime is 167332973. The next prime is 167332993. The reversal of 167332987 is 789233761.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 167332987 - 2¹⁵ = 167300219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167332937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2885023 + ... + 2885080.

It is an arithmetic number, because the mean of its divisors is an integer number (43275780).

Almost surely, 2^167332987 is an apocalyptic number.

167332987 is a deficient number, since it is larger than the sum of its proper divisors (5770133).

167332987 is an equidigital number, since it uses as much as digits as its factorization.

167332987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5770132.

The product of its digits is 381024, while the sum is 46.

The square root of 167332987 is about 12935.7252212622. The cubic root of 167332987 is about 551.0536134032.

The spelling of 167332987 in words is "one hundred sixty-seven million, three hundred thirty-two thousand, nine hundred eighty-seven".