11051447042 has 8 divisors (see below), whose sum is σ = 16591427856. Its totient is φ = 5520971092.

The previous prime is 11051447039. The next prime is 11051447047. The reversal of 11051447042 is 24074415011.

It is a happy number.

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 = 11051446996 and 11051447014.

It is not an unprimeable number, because it can be changed into a prime (11051447047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2373308 + ... + 2377959.

It is an arithmetic number, because the mean of its divisors is an integer number (2073928482).

Almost surely, 2^11051447042 is an apocalyptic number.

11051447042 is a deficient number, since it is larger than the sum of its proper divisors (5539980814).

11051447042 is a wasteful number, since it uses less digits than its factorization.

11051447042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4752432.

The product of its (nonzero) digits is 4480, while the sum is 29.

The spelling of 11051447042 in words is "eleven billion, fifty-one million, four hundred forty-seven thousand, forty-two".