165367887 has 8 divisors (see below), whose sum is σ = 232095360. Its totient is φ = 104442840.

The previous prime is 165367877. The next prime is 165367957. The reversal of 165367887 is 788763561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 165367887 - 2⁴ = 165367871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165367817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1450539 + ... + 1450652.

It is an arithmetic number, because the mean of its divisors is an integer number (29011920).

Almost surely, 2^165367887 is an apocalyptic number.

165367887 is a deficient number, since it is larger than the sum of its proper divisors (66727473).

165367887 is a wasteful number, since it uses less digits than its factorization.

165367887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901213.

The product of its digits is 1693440, while the sum is 51.

The square root of 165367887 is about 12859.5445875816. The cubic root of 165367887 is about 548.8879868089.

The spelling of 165367887 in words is "one hundred sixty-five million, three hundred sixty-seven thousand, eight hundred eighty-seven".