11427731158 has 8 divisors (see below), whose sum is σ = 17161056360. Its totient is φ = 5707379040.

The previous prime is 11427731131. The next prime is 11427731197. The reversal of 11427731158 is 85113772411.

11427731158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11427731158.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3241068 + ... + 3244591.

It is an arithmetic number, because the mean of its divisors is an integer number (2145132045).

Almost surely, 2^11427731158 is an apocalyptic number.

11427731158 is a deficient number, since it is larger than the sum of its proper divisors (5733325202).

11427731158 is an equidigital number, since it uses as much as digits as its factorization.

11427731158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6486542.

The product of its digits is 47040, while the sum is 40.

The spelling of 11427731158 in words is "eleven billion, four hundred twenty-seven million, seven hundred thirty-one thousand, one hundred fifty-eight".