11118247442 has 16 divisors (see below), whose sum is σ = 17963388960. Its totient is φ = 5144059872.

The previous prime is 11118247421. The next prime is 11118247451. The reversal of 11118247442 is 24474281111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3400523 + ... + 3403790.

It is an arithmetic number, because the mean of its divisors is an integer number (1122711810).

Almost surely, 2^11118247442 is an apocalyptic number.

11118247442 is a deficient number, since it is larger than the sum of its proper divisors (6845141518).

11118247442 is a wasteful number, since it uses less digits than its factorization.

11118247442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6804377.

The product of its digits is 14336, while the sum is 35.

The spelling of 11118247442 in words is "eleven billion, one hundred eighteen million, two hundred forty-seven thousand, four hundred forty-two".