1013804444 has 6 divisors (see below), whose sum is σ = 1774157784. Its totient is φ = 506902220.

The previous prime is 1013804443. The next prime is 1013804453. The reversal of 1013804444 is 4444083101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013804443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126725552 + ... + 126725559.

It is an arithmetic number, because the mean of its divisors is an integer number (295692964).

Almost surely, 2^1013804444 is an apocalyptic number.

It is an amenable number.

1013804444 is a deficient number, since it is larger than the sum of its proper divisors (760353340).

1013804444 is a wasteful number, since it uses less digits than its factorization.

1013804444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253451115 (or 253451113 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 1013804444 is about 31840.2959157103. The cubic root of 1013804444 is about 1004.5804686069.

Adding to 1013804444 its reverse (4444083101), we get a palindrome (5457887545).

The spelling of 1013804444 in words is "one billion, thirteen million, eight hundred four thousand, four hundred forty-four".