11998342 has 4 divisors (see below), whose sum is σ = 17997516. Its totient is φ = 5999170.

The previous prime is 11998303. The next prime is 11998369. The reversal of 11998342 is 24389911.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2999584 + ... + 2999587.

It is an arithmetic number, because the mean of its divisors is an integer number (4499379).

Almost surely, 2^11998342 is an apocalyptic number.

11998342 is a deficient number, since it is larger than the sum of its proper divisors (5999174).

11998342 is an equidigital number, since it uses as much as digits as its factorization.

11998342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999173.

The product of its digits is 15552, while the sum is 37.

The square root of 11998342 is about 3463.8622951844. The cubic root of 11998342 is about 228.9323039349.

The spelling of 11998342 in words is "eleven million, nine hundred ninety-eight thousand, three hundred forty-two".