1140335040 has 112 divisors (see below), whose sum is σ = 3899111328. Its totient is φ = 280694784.

The previous prime is 1140335003. The next prime is 1140335069. The reversal of 1140335040 is 405330411.

It is a junction number, because it is equal to n+sod(n) for n = 1140334998 and 1140335016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33207 + ... + 58166.

It is an arithmetic number, because the mean of its divisors is an integer number (34813494).

Almost surely, 2^1140335040 is an apocalyptic number.

1140335040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140335040 is an abundant number, since it is smaller than the sum of its proper divisors (2758776288).

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

1140335040 is a wasteful number, since it uses less digits than its factorization.

1140335040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91406 (or 91396 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1140335040 is about 33768.8471819812. The cubic root of 1140335040 is about 1044.7462552490.

Adding to 1140335040 its reverse (405330411), we get a palindrome (1545665451).

The spelling of 1140335040 in words is "one billion, one hundred forty million, three hundred thirty-five thousand, forty".