1113420444 has 24 divisors (see below), whose sum is σ = 2734717440. Its totient is φ = 351606384.

The previous prime is 1113420419. The next prime is 1113420467. The reversal of 1113420444 is 4440243111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2441484 + ... + 2441939.

It is an arithmetic number, because the mean of its divisors is an integer number (113946560).

Almost surely, 2^1113420444 is an apocalyptic number.

It is an amenable number.

1113420444 is an abundant number, since it is smaller than the sum of its proper divisors (1621296996).

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

1113420444 is a wasteful number, since it uses less digits than its factorization.

1113420444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4883449 (or 4883447 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1113420444 is about 33367.9553464098. The cubic root of 1113420444 is about 1036.4612355186.

Adding to 1113420444 its reverse (4440243111), we get a palindrome (5553663555).

The spelling of 1113420444 in words is "one billion, one hundred thirteen million, four hundred twenty thousand, four hundred forty-four".