1444204113 has 16 divisors (see below), whose sum is σ = 2130250752. Its totient is φ = 862946000.

The previous prime is 1444204057. The next prime is 1444204127. The reversal of 1444204113 is 3114024441.

It is a cyclic number.

It is not a de Polignac number, because 1444204113 - 2¹⁸ = 1443941969 is a prime.

It is a super-2 number, since 2×1444204113² = 4171451040012233538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1444204163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305853 + ... + 310538.

It is an arithmetic number, because the mean of its divisors is an integer number (133140672).

Almost surely, 2^1444204113 is an apocalyptic number.

It is an amenable number.

1444204113 is a deficient number, since it is larger than the sum of its proper divisors (686046639).

1444204113 is a wasteful number, since it uses less digits than its factorization.

1444204113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616476.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1444204113 is about 38002.6856024676. The cubic root of 1444204113 is about 1130.3411174188.

Adding to 1444204113 its reverse (3114024441), we get a palindrome (4558228554).

The spelling of 1444204113 in words is "one billion, four hundred forty-four million, two hundred four thousand, one hundred thirteen".