11147397042 has 8 divisors (see below), whose sum is σ = 22294794096. Its totient is φ = 3715799012.

The previous prime is 11147397007. The next prime is 11147397101. The reversal of 11147397042 is 24079374111.

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

11147397042 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928949748 + ... + 928949759.

It is an arithmetic number, because the mean of its divisors is an integer number (2786849262).

Almost surely, 2^11147397042 is an apocalyptic number.

11147397042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11147397042 is a wasteful number, since it uses less digits than its factorization.

11147397042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857899512.

The product of its (nonzero) digits is 42336, while the sum is 39.

The spelling of 11147397042 in words is "eleven billion, one hundred forty-seven million, three hundred ninety-seven thousand, forty-two".