1164040 has 16 divisors (see below), whose sum is σ = 2619180. Its totient is φ = 465600.

The previous prime is 1164029. The next prime is 1164043. The reversal of 1164040 is 404611.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 972196 + 191844 = 986^2 + 438^2 .

It is not an unprimeable number, because it can be changed into a prime (1164043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14511 + ... + 14590.

2^1164040 is an apocalyptic number.

1164040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1164040 is an abundant number, since it is smaller than the sum of its proper divisors (1455140).

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

1164040 is a wasteful number, since it uses less digits than its factorization.

1164040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29112 (or 29108 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1164040 is about 1078.9068541816. The cubic root of 1164040 is about 105.1935959708.

Adding to 1164040 its reverse (404611), we get a palindrome (1568651).

The spelling of 1164040 in words is "one million, one hundred sixty-four thousand, forty".