1444145316 has 24 divisors (see below), whose sum is σ = 3370489920. Its totient is φ = 481264992.

The previous prime is 1444145299. The next prime is 1444145333. The reversal of 1444145316 is 6135414441.

It is an interprime number because it is at equal distance from previous prime (1444145299) and next prime (1444145333).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47490 + ... + 71718.

It is an arithmetic number, because the mean of its divisors is an integer number (140437080).

Almost surely, 2^1444145316 is an apocalyptic number.

It is an amenable number.

1444145316 is an abundant number, since it is smaller than the sum of its proper divisors (1926344604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1444145316 is a wasteful number, since it uses less digits than its factorization.

1444145316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29203 (or 29201 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 1444145316 is about 38001.9120045295. The cubic root of 1444145316 is about 1130.3257775814.

Adding to 1444145316 its reverse (6135414441), we get a palindrome (7579559757).

The spelling of 1444145316 in words is "one billion, four hundred forty-four million, one hundred forty-five thousand, three hundred sixteen".