1316198 has 32 divisors (see below), whose sum is σ = 2322432. Its totient is φ = 554400.

The previous prime is 1316177. The next prime is 1316209. The reversal of 1316198 is 8916131.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1316198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18503 + ... + 18573.

It is an arithmetic number, because the mean of its divisors is an integer number (72576).

2^1316198 is an apocalyptic number.

1316198 is a deficient number, since it is larger than the sum of its proper divisors (1006234).

1316198 is a wasteful number, since it uses less digits than its factorization.

1316198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140.

The product of its digits is 1296, while the sum is 29.

The square root of 1316198 is about 1147.2567280256. The cubic root of 1316198 is about 109.5907104031.

The spelling of 1316198 in words is "one million, three hundred sixteen thousand, one hundred ninety-eight".