1013112444 has 12 divisors (see below), whose sum is σ = 2363929064. Its totient is φ = 337704144.

The previous prime is 1013112439. The next prime is 1013112521. The reversal of 1013112444 is 4442113101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1013112444.

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, 42213007 + ... + 42213030.

Almost surely, 2^1013112444 is an apocalyptic number.

It is an amenable number.

1013112444 is an abundant number, since it is smaller than the sum of its proper divisors (1350816620).

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

1013112444 is a wasteful number, since it uses less digits than its factorization.

1013112444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84426044 (or 84426042 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1013112444 is about 31829.4273275534. The cubic root of 1013112444 is about 1004.3518486077.

Adding to 1013112444 its reverse (4442113101), we get a palindrome (5455225545).

The spelling of 1013112444 in words is "one billion, thirteen million, one hundred twelve thousand, four hundred forty-four".