4443120145 has 8 divisors (see below), whose sum is σ = 5333414760. Its totient is φ = 3553382400.

The previous prime is 4443120089. The next prime is 4443120161. The reversal of 4443120145 is 5410213444.

It can be written as a sum of positive squares in 4 ways, for example, as 1271065104 + 3172055041 = 35652^2 + 56321^2 .

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

It is not a de Polignac number, because 4443120145 - 2²⁷ = 4308902417 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121456 + ... + 153745.

It is an arithmetic number, because the mean of its divisors is an integer number (666676845).

Almost surely, 2^4443120145 is an apocalyptic number.

It is an amenable number.

4443120145 is a deficient number, since it is larger than the sum of its proper divisors (890294615).

4443120145 is a wasteful number, since it uses less digits than its factorization.

4443120145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278435.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 4443120145 is about 66656.7336808518. The cubic root of 4443120145 is about 1643.9780665009.

Adding to 4443120145 its reverse (5410213444), we get a palindrome (9853333589).

The spelling of 4443120145 in words is "four billion, four hundred forty-three million, one hundred twenty thousand, one hundred forty-five".