1012444113 has 8 divisors (see below), whose sum is σ = 1350340576. Its totient is φ = 674755200.

The previous prime is 1012444109. The next prime is 1012444157. The reversal of 1012444113 is 3114442101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1012444113 - 2² = 1012444109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012444113.

It is not an unprimeable number, because it can be changed into a prime (1012444183) 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, 40123 + ... + 60288.

It is an arithmetic number, because the mean of its divisors is an integer number (168792572).

Almost surely, 2^1012444113 is an apocalyptic number.

It is an amenable number.

1012444113 is a deficient number, since it is larger than the sum of its proper divisors (337896463).

1012444113 is a wasteful number, since it uses less digits than its factorization.

1012444113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103775.

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

The square root of 1012444113 is about 31818.9269617943. The cubic root of 1012444113 is about 1004.1309494256.

Adding to 1012444113 its reverse (3114442101), we get a palindrome (4126886214).

The spelling of 1012444113 in words is "one billion, twelve million, four hundred forty-four thousand, one hundred thirteen".