1198419 has 4 divisors (see below), whose sum is σ = 1597896. Its totient is φ = 798944.

The previous prime is 1198411. The next prime is 1198427. The reversal of 1198419 is 9148911.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1198411) and next prime (1198427).

It is a cyclic number.

It is not a de Polignac number, because 1198419 - 2³ = 1198411 is a prime.

It is a super-2 number, since 2×1198419² = 2872416199122, which contains 22 as substring.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 1198419.

It is not an unprimeable number, because it can be changed into a prime (1198411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199734 + ... + 199739.

It is an arithmetic number, because the mean of its divisors is an integer number (399474).

2^1198419 is an apocalyptic number.

1198419 is a deficient number, since it is larger than the sum of its proper divisors (399477).

1198419 is an equidigital number, since it uses as much as digits as its factorization.

1198419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399476.

The product of its digits is 2592, while the sum is 33.

The square root of 1198419 is about 1094.7232526991. The cubic root of 1198419 is about 106.2191679859.

The spelling of 1198419 in words is "one million, one hundred ninety-eight thousand, four hundred nineteen".