1167865 has 8 divisors (see below), whose sum is σ = 1412928. Its totient is φ = 926640.

The previous prime is 1167853. The next prime is 1167869. The reversal of 1167865 is 5687611.

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

It is not a de Polignac number, because 1167865 - 2⁵ = 1167833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1167865.

It is not an unprimeable number, because it can be changed into a prime (1167869) 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, 237 + ... + 1546.

It is an arithmetic number, because the mean of its divisors is an integer number (176616).

2^1167865 is an apocalyptic number.

It is an amenable number.

1167865 is a deficient number, since it is larger than the sum of its proper divisors (245063).

1167865 is a wasteful number, since it uses less digits than its factorization.

1167865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919.

The product of its digits is 10080, while the sum is 34.

The square root of 1167865 is about 1080.6780279066. The cubic root of 1167865 is about 105.3086909810.

It can be divided in two parts, 11 and 67865, that added together give a palindrome (67876).

The spelling of 1167865 in words is "one million, one hundred sixty-seven thousand, eight hundred sixty-five".