1140044412 has 48 divisors (see below), whose sum is σ = 3033247392. Its totient is φ = 330147840.

The previous prime is 1140044393. The next prime is 1140044419. The reversal of 1140044412 is 2144400411.

It is a super-2 number, since 2×1140044412² = 2599402522664851488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140044419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212289 + ... + 217592.

It is an arithmetic number, because the mean of its divisors is an integer number (63192654).

Almost surely, 2^1140044412 is an apocalyptic number.

1140044412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140044412 is an abundant number, since it is smaller than the sum of its proper divisors (1893202980).

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

1140044412 is a wasteful number, since it uses less digits than its factorization.

1140044412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429918 (or 429916 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1140044412 is about 33764.5437108219. The cubic root of 1140044412 is about 1044.6574923555.

Adding to 1140044412 its reverse (2144400411), we get a palindrome (3284444823).

The spelling of 1140044412 in words is "one billion, one hundred forty million, forty-four thousand, four hundred twelve".