1198966 has 8 divisors (see below), whose sum is σ = 1832544. Its totient is φ = 588120.

The previous prime is 1198949. The next prime is 1198973. The reversal of 1198966 is 6698911.

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

It is a plaindrome in base 8.

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

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, 5550 + ... + 5761.

It is an arithmetic number, because the mean of its divisors is an integer number (229068).

2^1198966 is an apocalyptic number.

1198966 is a deficient number, since it is larger than the sum of its proper divisors (633578).

1198966 is a wasteful number, since it uses less digits than its factorization.

1198966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366.

The product of its digits is 23328, while the sum is 40.

The square root of 1198966 is about 1094.9730590293. The cubic root of 1198966 is about 106.2353262319.

Subtracting from 1198966 its sum of digits (40), we obtain a triangular number (1198926 = T₁₅₄₈).

Subtracting 1198966 from its reverse (6698911), we obtain a palindrome (5499945).

The spelling of 1198966 in words is "one million, one hundred ninety-eight thousand, nine hundred sixty-six".