1198319 has 8 divisors (see below), whose sum is σ = 1244880. Its totient is φ = 1152576.

The previous prime is 1198303. The next prime is 1198321. The reversal of 1198319 is 9138911.

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

It is a cyclic number.

It is not a de Polignac number, because 1198319 - 2⁴ = 1198303 is a prime.

It is a super-2 number, since 2×1198319² = 2871936851522, which contains 22 as substring.

It is a Duffinian number.

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 (1198399) 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 7 ways as a sum of consecutive naturals, for example, 5027 + ... + 5259.

It is an arithmetic number, because the mean of its divisors is an integer number (155610).

2^1198319 is an apocalyptic number.

1198319 is a deficient number, since it is larger than the sum of its proper divisors (46561).

1198319 is a wasteful number, since it uses less digits than its factorization.

1198319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409.

The product of its digits is 1944, while the sum is 32.

The square root of 1198319 is about 1094.6775781023. The cubic root of 1198319 is about 106.2162134788.

The spelling of 1198319 in words is "one million, one hundred ninety-eight thousand, three hundred nineteen".