11841898 has 4 divisors (see below), whose sum is σ = 17762850. Its totient is φ = 5920948.

The previous prime is 11841881. The next prime is 11841917. The reversal of 11841898 is 89814811.

11841898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89814811 = 223 ⋅402757.

It can be written as a sum of positive squares in only one way, i.e., 8105409 + 3736489 = 2847^2 + 1933^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 11841898.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2960473 + ... + 2960476.

Almost surely, 2^11841898 is an apocalyptic number.

11841898 is a deficient number, since it is larger than the sum of its proper divisors (5920952).

11841898 is an equidigital number, since it uses as much as digits as its factorization.

11841898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5920951.

The product of its digits is 18432, while the sum is 40.

The square root of 11841898 is about 3441.2058932880. The cubic root of 11841898 is about 227.9329468359.

The spelling of 11841898 in words is "eleven million, eight hundred forty-one thousand, eight hundred ninety-eight".