1165670 has 16 divisors (see below), whose sum is σ = 2289168. Its totient is φ = 423840.

The previous prime is 1165667. The next prime is 1165691. The reversal of 1165670 is 765611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5189 + ... + 5408.

It is an arithmetic number, because the mean of its divisors is an integer number (143073).

2^1165670 is an apocalyptic number.

1165670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1165670 is a deficient number, since it is larger than the sum of its proper divisors (1123498).

1165670 is a wasteful number, since it uses less digits than its factorization.

1165670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10615.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1165670 is about 1079.6619841413. The cubic root of 1165670 is about 105.2426737772.

The spelling of 1165670 in words is "one million, one hundred sixty-five thousand, six hundred seventy".