1444045133 has 8 divisors (see below), whose sum is σ = 1543582656. Its totient is φ = 1347570400.

The previous prime is 1444045129. The next prime is 1444045147. The reversal of 1444045133 is 3315404441.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1444045133 - 2² = 1444045129 is a prime.

It is a super-2 number, since 2×1444045133² = 4170532692281975378, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1444045096 and 1444045105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444045103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764723 + ... + 766608.

It is an arithmetic number, because the mean of its divisors is an integer number (192947832).

Almost surely, 2^1444045133 is an apocalyptic number.

It is an amenable number.

1444045133 is a deficient number, since it is larger than the sum of its proper divisors (99537523).

1444045133 is a wasteful number, since it uses less digits than its factorization.

1444045133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531395.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1444045133 is about 38000.5938506229. The cubic root of 1444045133 is about 1130.2996393887.

Adding to 1444045133 its reverse (3315404441), we get a palindrome (4759449574).

The spelling of 1444045133 in words is "one billion, four hundred forty-four million, forty-five thousand, one hundred thirty-three".