1140133440 has 56 divisors (see below), whose sum is σ = 3619926720. Its totient is φ = 304035328.

The previous prime is 1140133417. The next prime is 1140133457. The reversal of 1140133440 is 443310411.

It is a super-2 number, since 2×1140133440² = 2599808522012467200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592860 + ... + 594779.

Almost surely, 2^1140133440 is an apocalyptic number.

1140133440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140133440 is an abundant number, since it is smaller than the sum of its proper divisors (2479793280).

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

1140133440 is a wasteful number, since it uses less digits than its factorization.

1140133440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187659 (or 1187649 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1140133440 is about 33765.8620503016. The cubic root of 1140133440 is about 1044.6846846723.

Adding to 1140133440 its reverse (443310411), we get a palindrome (1583443851).

The spelling of 1140133440 in words is "one billion, one hundred forty million, one hundred thirty-three thousand, four hundred forty".