1140442032 has 20 divisors (see below), whose sum is σ = 2946142040. Its totient is φ = 380147328.

The previous prime is 1140442027. The next prime is 1140442057. The reversal of 1140442032 is 2302440411.

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, 11879557 + ... + 11879652.

It is an arithmetic number, because the mean of its divisors is an integer number (147307102).

Almost surely, 2^1140442032 is an apocalyptic number.

1140442032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140442032 is an abundant number, since it is smaller than the sum of its proper divisors (1805700008).

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

1140442032 is a wasteful number, since it uses less digits than its factorization.

1140442032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23759220 (or 23759214 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1140442032 is about 33770.4313268279. The cubic root of 1140442032 is about 1044.7789286861.

Adding to 1140442032 its reverse (2302440411), we get a palindrome (3442882443).

The spelling of 1140442032 in words is "one billion, one hundred forty million, four hundred forty-two thousand, thirty-two".