1444245011 has 8 divisors (see below), whose sum is σ = 1602244800. Its totient is φ = 1290696040.

The previous prime is 1444245007. The next prime is 1444245017. The reversal of 1444245011 is 1105424441.

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 1444245011 - 2² = 1444245007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1444245017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1112021 + ... + 1113318.

It is an arithmetic number, because the mean of its divisors is an integer number (200280600).

Almost surely, 2^1444245011 is an apocalyptic number.

1444245011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1444245011 is a deficient number, since it is larger than the sum of its proper divisors (157999789).

1444245011 is a wasteful number, since it uses less digits than its factorization.

1444245011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225409.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 1444245011 is about 38003.2236922080. The cubic root of 1444245011 is about 1130.3517872528.

Adding to 1444245011 its reverse (1105424441), we get a palindrome (2549669452).

The spelling of 1444245011 in words is "one billion, four hundred forty-four million, two hundred forty-five thousand, eleven".