1198814 has 4 divisors (see below), whose sum is σ = 1798224. Its totient is φ = 599406.

The previous prime is 1198811. The next prime is 1198819. The reversal of 1198814 is 4188911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4188911 = 19 ⋅220469.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198811) 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 as a sum of consecutive naturals, namely, 299702 + ... + 299705.

It is an arithmetic number, because the mean of its divisors is an integer number (449556).

2^1198814 is an apocalyptic number.

1198814 is a deficient number, since it is larger than the sum of its proper divisors (599410).

1198814 is an equidigital number, since it uses as much as digits as its factorization.

1198814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599409.

The product of its digits is 2304, while the sum is 32.

The square root of 1198814 is about 1094.9036487290. The cubic root of 1198814 is about 106.2308366823.

The spelling of 1198814 in words is "one million, one hundred ninety-eight thousand, eight hundred fourteen".