1013000044 has 48 divisors (see below), whose sum is σ = 2099623680. Its totient is φ = 418420800.

The previous prime is 1013000041. The next prime is 1013000059. The reversal of 1013000044 is 4400003101.

1013000044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1012999988 and 1013000033.

It is not an unprimeable number, because it can be changed into a prime (1013000041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852819 + ... + 854005.

It is an arithmetic number, because the mean of its divisors is an integer number (43742160).

Almost surely, 2^1013000044 is an apocalyptic number.

1013000044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013000044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1049811840).

1013000044 is an abundant number, since it is smaller than the sum of its proper divisors (1086623636).

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

1013000044 is a wasteful number, since it uses less digits than its factorization.

1013000044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278 (or 2276 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1013000044 is about 31827.6616169017. The cubic root of 1013000044 is about 1004.3147045495.

Adding to 1013000044 its reverse (4400003101), we get a palindrome (5413003145).

The spelling of 1013000044 in words is "one billion, thirteen million, forty-four", and thus it is an aban number.