1044112513 has 2 divisors, whose sum is σ = 1044112514. Its totient is φ = 1044112512.

The previous prime is 1044112481. The next prime is 1044112591. The reversal of 1044112513 is 3152114401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 774397584 + 269714929 = 27828^2 + 16423^2 .

It is an emirp because it is prime and its reverse (3152114401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1044112513 - 2⁵ = 1044112481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044152513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522056256 + 522056257.

It is an arithmetic number, because the mean of its divisors is an integer number (522056257).

Almost surely, 2^1044112513 is an apocalyptic number.

It is an amenable number.

1044112513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044112513 is an equidigital number, since it uses as much as digits as its factorization.

1044112513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1044112513 is about 32312.7298908650. The cubic root of 1044112513 is about 1014.4931061155.

Adding to 1044112513 its reverse (3152114401), we get a palindrome (4196226914).

The spelling of 1044112513 in words is "one billion, forty-four million, one hundred twelve thousand, five hundred thirteen".