1198631082 has 24 divisors (see below), whose sum is σ = 2635008768. Its totient is φ = 363221320.

The previous prime is 1198631069. The next prime is 1198631099. The reversal of 1198631082 is 2801368911.

It is a self number, because there is not a number n which added to its sum of digits gives 1198631082.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 824778 + ... + 826229.

It is an arithmetic number, because the mean of its divisors is an integer number (109792032).

Almost surely, 2^1198631082 is an apocalyptic number.

1198631082 is an abundant number, since it is smaller than the sum of its proper divisors (1436377686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1198631082 is a wasteful number, since it uses less digits than its factorization.

1198631082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651034 (or 1651023 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 1198631082 is about 34621.2518837780. The cubic root of 1198631082 is about 1062.2543341970.

Adding to 1198631082 its reverse (2801368911), we get a palindrome (3999999993).

The spelling of 1198631082 in words is "one billion, one hundred ninety-eight million, six hundred thirty-one thousand, eighty-two".