1443884485 has 16 divisors (see below), whose sum is σ = 1782287856. Its totient is φ = 1122121728.

The previous prime is 1443884473. The next prime is 1443884527. The reversal of 1443884485 is 5844883441.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 113167044 + 1330717441 = 10638^2 + 36479^2 .

It is a cyclic number.

It is not a de Polignac number, because 1443884485 - 2²³ = 1435495877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118707 + ... + 130303.

It is an arithmetic number, because the mean of its divisors is an integer number (111392991).

Almost surely, 2^1443884485 is an apocalyptic number.

It is an amenable number.

1443884485 is a deficient number, since it is larger than the sum of its proper divisors (338403371).

1443884485 is a wasteful number, since it uses less digits than its factorization.

1443884485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12312.

The product of its digits is 1966080, while the sum is 49.

The square root of 1443884485 is about 37998.4800353909. The cubic root of 1443884485 is about 1130.2577230833.

The spelling of 1443884485 in words is "one billion, four hundred forty-three million, eight hundred eighty-four thousand, four hundred eighty-five".