1113994642 has 8 divisors (see below), whose sum is σ = 1692144000. Its totient is φ = 549946644.

The previous prime is 1113994601. The next prime is 1113994697. The reversal of 1113994642 is 2464993111.

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

It is a junction number, because it is equal to n+sod(n) for n = 1113994595 and 1113994604.

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, 3525142 + ... + 3525457.

It is an arithmetic number, because the mean of its divisors is an integer number (211518000).

Almost surely, 2^1113994642 is an apocalyptic number.

1113994642 is a deficient number, since it is larger than the sum of its proper divisors (578149358).

1113994642 is an equidigital number, since it uses as much as digits as its factorization.

1113994642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7050680.

The product of its digits is 46656, while the sum is 40.

The square root of 1113994642 is about 33376.5582707385. The cubic root of 1113994642 is about 1036.6393747819.

The spelling of 1113994642 in words is "one billion, one hundred thirteen million, nine hundred ninety-four thousand, six hundred forty-two".