1444147316 has 12 divisors (see below), whose sum is σ = 2528940960. Its totient is φ = 721592760.

The previous prime is 1444147301. The next prime is 1444147319. The reversal of 1444147316 is 6137414441.

It is a super-2 number, since 2×1444147316² = 4171122940620007712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444147319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113426 + ... + 125513.

It is an arithmetic number, because the mean of its divisors is an integer number (210745080).

Almost surely, 2^1444147316 is an apocalyptic number.

It is an amenable number.

1444147316 is a deficient number, since it is larger than the sum of its proper divisors (1084793644).

1444147316 is a wasteful number, since it uses less digits than its factorization.

1444147316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240454 (or 240452 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 1444147316 is about 38001.9383189858. The cubic root of 1444147316 is about 1130.3262993781.

The spelling of 1444147316 in words is "one billion, four hundred forty-four million, one hundred forty-seven thousand, three hundred sixteen".