1182427056 has 120 divisors (see below), whose sum is σ = 3546722400. Its totient is φ = 366778368.

The previous prime is 1182427039. The next prime is 1182427069. The reversal of 1182427056 is 6507242811.

1182427056 is a `hidden beast` number, since 1 + 182 + 427 + 0 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1182427056.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117720 + ... + 127368.

It is an arithmetic number, because the mean of its divisors is an integer number (29556020).

Almost surely, 2^1182427056 is an apocalyptic number.

1182427056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1182427056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1773361200).

1182427056 is an abundant number, since it is smaller than the sum of its proper divisors (2364295344).

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

1182427056 is a wasteful number, since it uses less digits than its factorization.

1182427056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9723 (or 9714 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 1182427056 is about 34386.4370937147. The cubic root of 1182427056 is about 1057.4458071251.

Adding to 1182427056 its reverse (6507242811), we get a palindrome (7689669867).

The spelling of 1182427056 in words is "one billion, one hundred eighty-two million, four hundred twenty-seven thousand, fifty-six".