1140999136 has 48 divisors (see below), whose sum is σ = 2270268000. Its totient is φ = 564461568.

The previous prime is 1140999131. The next prime is 1140999173. The reversal of 1140999136 is 6319990411.

It is a junction number, because it is equal to n+sod(n) for n = 1140999092 and 1140999101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140999131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1483360 + ... + 1484128.

It is an arithmetic number, because the mean of its divisors is an integer number (47297250).

Almost surely, 2^1140999136 is an apocalyptic number.

1140999136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1140999136 is a deficient number, since it is larger than the sum of its proper divisors (1129268864).

1140999136 is a wasteful number, since it uses less digits than its factorization.

1140999136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211 (or 1203 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 1140999136 is about 33778.6787189789. The cubic root of 1140999136 is about 1044.9490252372.

The spelling of 1140999136 in words is "one billion, one hundred forty million, nine hundred ninety-nine thousand, one hundred thirty-six".