1140989882 has 4 divisors (see below), whose sum is σ = 1711484826. Its totient is φ = 570494940.

The previous prime is 1140989797. The next prime is 1140989903. The reversal of 1140989882 is 2889890411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2889890411 = 167 ⋅17304733.

It can be written as a sum of positive squares in only one way, i.e., 635594521 + 505395361 = 25211^2 + 22481^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1140989882.

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 as a sum of consecutive naturals, namely, 285247469 + ... + 285247472.

Almost surely, 2^1140989882 is an apocalyptic number.

1140989882 is a deficient number, since it is larger than the sum of its proper divisors (570494944).

1140989882 is an equidigital number, since it uses as much as digits as its factorization.

1140989882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570494943.

The product of its (nonzero) digits is 331776, while the sum is 50.

The square root of 1140989882 is about 33778.5417388022. The cubic root of 1140989882 is about 1044.9462002323.

The spelling of 1140989882 in words is "one billion, one hundred forty million, nine hundred eighty-nine thousand, eight hundred eighty-two".