1140272836 has 6 divisors (see below), whose sum is σ = 1995477470. Its totient is φ = 570136416.

The previous prime is 1140272831. The next prime is 1140272843. The reversal of 1140272836 is 6382720411.

It can be written as a sum of positive squares in only one way, i.e., 864712836 + 275560000 = 29406^2 + 16600^2 .

It is not an unprimeable number, because it can be changed into a prime (1140272831) 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 as a sum of consecutive naturals, namely, 142534101 + ... + 142534108.

Almost surely, 2^1140272836 is an apocalyptic number.

It is an amenable number.

1140272836 is a deficient number, since it is larger than the sum of its proper divisors (855204634).

1140272836 is a wasteful number, since it uses less digits than its factorization.

1140272836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285068213 (or 285068211 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1140272836 is about 33767.9261430133. The cubic root of 1140272836 is about 1044.7272583240.

The spelling of 1140272836 in words is "one billion, one hundred forty million, two hundred seventy-two thousand, eight hundred thirty-six".