7131165 has 16 divisors (see below), whose sum is σ = 11472000. Its totient is φ = 3782592.

The previous prime is 7131139. The next prime is 7131191. The reversal of 7131165 is 5611317.

It is an interprime number because it is at equal distance from previous prime (7131139) and next prime (7131191).

It is not a de Polignac number, because 7131165 - 2⁵ = 7131133 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 1791 + ... + 4179.

It is an arithmetic number, because the mean of its divisors is an integer number (717000).

Almost surely, 2^7131165 is an apocalyptic number.

It is an amenable number.

7131165 is a deficient number, since it is larger than the sum of its proper divisors (4340835).

7131165 is a wasteful number, since it uses less digits than its factorization.

7131165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596.

The product of its digits is 630, while the sum is 24.

The square root of 7131165 is about 2670.4241236178. The cubic root of 7131165 is about 192.4805400017.

The spelling of 7131165 in words is "seven million, one hundred thirty-one thousand, one hundred sixty-five".