1013100044 has 24 divisors (see below), whose sum is σ = 2018193408. Its totient is φ = 440477840.

The previous prime is 1013100041. The next prime is 1013100061. The reversal of 1013100044 is 4400013101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1013100041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499532 + ... + 501555.

It is an arithmetic number, because the mean of its divisors is an integer number (84091392).

Almost surely, 2^1013100044 is an apocalyptic number.

It is an amenable number.

1013100044 is a deficient number, since it is larger than the sum of its proper divisors (1005093364).

1013100044 is a wasteful number, since it uses less digits than its factorization.

1013100044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001125 (or 1001123 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1013100044 is about 31829.2325386585. The cubic root of 1013100044 is about 1004.3477509995.

Adding to 1013100044 its reverse (4400013101), we get a palindrome (5413113145).

The spelling of 1013100044 in words is "one billion, thirteen million, one hundred thousand, forty-four".