1140140786 has 8 divisors (see below), whose sum is σ = 1749983664. Its totient is φ = 556812900.

The previous prime is 1140140783. The next prime is 1140140803. The reversal of 1140140786 is 6870410411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1140140783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6628640 + ... + 6628811.

It is an arithmetic number, because the mean of its divisors is an integer number (218747958).

Almost surely, 2^1140140786 is an apocalyptic number.

1140140786 is a deficient number, since it is larger than the sum of its proper divisors (609842878).

1140140786 is a wasteful number, since it uses less digits than its factorization.

1140140786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13257496.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 1140140786 is about 33765.9708286316. The cubic root of 1140140786 is about 1044.6869283387.

The spelling of 1140140786 in words is "one billion, one hundred forty million, one hundred forty thousand, seven hundred eighty-six".