1113443412 has 12 divisors (see below), whose sum is σ = 2598034656. Its totient is φ = 371147800.

The previous prime is 1113443389. The next prime is 1113443473. The reversal of 1113443412 is 2143443111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46393464 + ... + 46393487.

It is an arithmetic number, because the mean of its divisors is an integer number (216502888).

Almost surely, 2^1113443412 is an apocalyptic number.

1113443412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1113443412 is an abundant number, since it is smaller than the sum of its proper divisors (1484591244).

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

1113443412 is a wasteful number, since it uses less digits than its factorization.

1113443412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92786958 (or 92786956 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 1113443412 is about 33368.2995071670. The cubic root of 1113443412 is about 1036.4683622897.

Adding to 1113443412 its reverse (2143443111), we get a palindrome (3256886523).

The spelling of 1113443412 in words is "one billion, one hundred thirteen million, four hundred forty-three thousand, four hundred twelve".