1045013444 has 6 divisors (see below), whose sum is σ = 1828773534. Its totient is φ = 522506720.

The previous prime is 1045013423. The next prime is 1045013447. The reversal of 1045013444 is 4443105401.

It is a happy number.

1045013444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 573602500 + 471410944 = 23950^2 + 21712^2 .

It is a super-2 number, since 2×1045013444² = 2184106196281482272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1045013447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130626677 + ... + 130626684.

It is an arithmetic number, because the mean of its divisors is an integer number (304795589).

Almost surely, 2^1045013444 is an apocalyptic number.

It is an amenable number.

1045013444 is a deficient number, since it is larger than the sum of its proper divisors (783760090).

1045013444 is a wasteful number, since it uses less digits than its factorization.

1045013444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261253365 (or 261253363 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1045013444 is about 32326.6676909328. The cubic root of 1045013444 is about 1014.7848133532.

Adding to 1045013444 its reverse (4443105401), we get a palindrome (5488118845).

The spelling of 1045013444 in words is "one billion, forty-five million, thirteen thousand, four hundred forty-four".