1005164 has 6 divisors (see below), whose sum is σ = 1759044. Its totient is φ = 502580.

The previous prime is 1005161. The next prime is 1005187. The reversal of 1005164 is 4615001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1005161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125642 + ... + 125649.

It is an arithmetic number, because the mean of its divisors is an integer number (293174).

2^1005164 is an apocalyptic number.

It is an amenable number.

1005164 is a deficient number, since it is larger than the sum of its proper divisors (753880).

1005164 is a wasteful number, since it uses less digits than its factorization.

1005164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251295 (or 251293 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1005164 is about 1002.5786752171. The cubic root of 1005164 is about 100.1718378816.

The spelling of 1005164 in words is "one million, five thousand, one hundred sixty-four".