1113824780 has 12 divisors (see below), whose sum is σ = 2339032080. Its totient is φ = 445529904.

The previous prime is 1113824731. The next prime is 1113824791. The reversal of 1113824780 is 874283111.

It is a self number, because there is not a number n which added to its sum of digits gives 1113824780.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27845600 + ... + 27845639.

It is an arithmetic number, because the mean of its divisors is an integer number (194919340).

Almost surely, 2^1113824780 is an apocalyptic number.

1113824780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113824780 is an abundant number, since it is smaller than the sum of its proper divisors (1225207300).

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

1113824780 is a wasteful number, since it uses less digits than its factorization.

1113824780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55691248 (or 55691246 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 1113824780 is about 33374.0135434742. The cubic root of 1113824780 is about 1036.5866831497.

The spelling of 1113824780 in words is "one billion, one hundred thirteen million, eight hundred twenty-four thousand, seven hundred eighty".