1129882 has 8 divisors (see below), whose sum is σ = 1825236. Its totient is φ = 521472.

The previous prime is 1129861. The next prime is 1129889. The reversal of 1129882 is 2889211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1104601 + 25281 = 1051^2 + 159^2 .

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 (1129889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21703 + ... + 21754.

2^1129882 is an apocalyptic number.

1129882 is a deficient number, since it is larger than the sum of its proper divisors (695354).

1129882 is a wasteful number, since it uses less digits than its factorization.

1129882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43472.

The product of its digits is 2304, while the sum is 31.

The square root of 1129882 is about 1062.9590772932. The cubic root of 1129882 is about 104.1544180442.

The spelling of 1129882 in words is "one million, one hundred twenty-nine thousand, eight hundred eighty-two".