1164128 has 24 divisors (see below), whose sum is σ = 2619792. Its totient is φ = 498816.

The previous prime is 1164101. The next prime is 1164173. The reversal of 1164128 is 8214611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2375 + ... + 2822.

It is an arithmetic number, because the mean of its divisors is an integer number (109158).

2^1164128 is an apocalyptic number.

It is an amenable number.

1164128 is an abundant number, since it is smaller than the sum of its proper divisors (1455664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1164128 is an equidigital number, since it uses as much as digits as its factorization.

1164128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5214 (or 5206 counting only the distinct ones).

The product of its digits is 384, while the sum is 23.

The square root of 1164128 is about 1078.9476354300. The cubic root of 1164128 is about 105.1962467397.

Adding to 1164128 its reverse (8214611), we get a palindrome (9378739).

The spelling of 1164128 in words is "one million, one hundred sixty-four thousand, one hundred twenty-eight".