11749198 has 8 divisors (see below), whose sum is σ = 17646408. Its totient is φ = 5867064.

The previous prime is 11749183. The next prime is 11749207. The reversal of 11749198 is 89194711.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11749198.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1561 + ... + 5092.

It is an arithmetic number, because the mean of its divisors is an integer number (2205801).

Almost surely, 2^11749198 is an apocalyptic number.

11749198 is a deficient number, since it is larger than the sum of its proper divisors (5897210).

11749198 is an equidigital number, since it uses as much as digits as its factorization.

11749198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538.

The product of its digits is 18144, while the sum is 40.

The square root of 11749198 is about 3427.7103144811. The cubic root of 11749198 is about 227.3366246422.

The spelling of 11749198 in words is "eleven million, seven hundred forty-nine thousand, one hundred ninety-eight".