11819498 has 4 divisors (see below), whose sum is σ = 17729250. Its totient is φ = 5909748.

The previous prime is 11819491. The next prime is 11819519. The reversal of 11819498 is 89491811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89491811 = 151 ⋅592661.

It can be written as a sum of positive squares in only one way, i.e., 11135569 + 683929 = 3337^2 + 827^2 .

It is not an unprimeable number, because it can be changed into a prime (11819491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2954873 + ... + 2954876.

Almost surely, 2^11819498 is an apocalyptic number.

11819498 is a deficient number, since it is larger than the sum of its proper divisors (5909752).

11819498 is an equidigital number, since it uses as much as digits as its factorization.

11819498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5909751.

The product of its digits is 20736, while the sum is 41.

The square root of 11819498 is about 3437.9496796783. The cubic root of 11819498 is about 227.7891376625.

The spelling of 11819498 in words is "eleven million, eight hundred nineteen thousand, four hundred ninety-eight".