1113822492 has 24 divisors (see below), whose sum is σ = 2623211136. Its totient is φ = 367803888.

The previous prime is 1113822491. The next prime is 1113822509. The reversal of 1113822492 is 2942283111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113822491) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 432448 + ... + 435015.

It is an arithmetic number, because the mean of its divisors is an integer number (109300464).

Almost surely, 2^1113822492 is an apocalyptic number.

1113822492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1113822492 is an abundant number, since it is smaller than the sum of its proper divisors (1509388644).

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

1113822492 is a wasteful number, since it uses less digits than its factorization.

1113822492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867577 (or 867575 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 1113822492 is about 33373.9792652899. The cubic root of 1113822492 is about 1036.5859733696.

The spelling of 1113822492 in words is "one billion, one hundred thirteen million, eight hundred twenty-two thousand, four hundred ninety-two".