1198112726 has 8 divisors (see below), whose sum is σ = 1798014144. Its totient is φ = 598774680.

The previous prime is 1198112683. The next prime is 1198112737. The reversal of 1198112726 is 6272118911.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1198112726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135485 + ... + 144056.

It is an arithmetic number, because the mean of its divisors is an integer number (224751768).

Almost surely, 2^1198112726 is an apocalyptic number.

1198112726 is a deficient number, since it is larger than the sum of its proper divisors (599901418).

1198112726 is a wasteful number, since it uses less digits than its factorization.

1198112726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281686.

The product of its digits is 12096, while the sum is 38.

The square root of 1198112726 is about 34613.7649786902. The cubic root of 1198112726 is about 1062.1011857961.

The spelling of 1198112726 in words is "one billion, one hundred ninety-eight million, one hundred twelve thousand, seven hundred twenty-six".