1116643342 has 4 divisors (see below), whose sum is σ = 1674965016. Its totient is φ = 558321670.

The previous prime is 1116643331. The next prime is 1116643361. The reversal of 1116643342 is 2433466111.

It is a happy number.

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, 279160834 + ... + 279160837.

It is an arithmetic number, because the mean of its divisors is an integer number (418741254).

Almost surely, 2^1116643342 is an apocalyptic number.

1116643342 is a deficient number, since it is larger than the sum of its proper divisors (558321674).

1116643342 is an equidigital number, since it uses as much as digits as its factorization.

1116643342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558321673.

The product of its digits is 10368, while the sum is 31.

The square root of 1116643342 is about 33416.2137591918. The cubic root of 1116643342 is about 1037.4603163222.

The spelling of 1116643342 in words is "one billion, one hundred sixteen million, six hundred forty-three thousand, three hundred forty-two".