4481360545 has 4 divisors (see below), whose sum is σ = 5377632660. Its totient is φ = 3585088432.

The previous prime is 4481360489. The next prime is 4481360551. The reversal of 4481360545 is 5450631844.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1278706081 + 3202654464 = 35759^2 + 56592^2 .

It is a cyclic number.

It is not a de Polignac number, because 4481360545 - 2⁹ = 4481360033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4481360498 and 4481360507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448136050 + ... + 448136059.

It is an arithmetic number, because the mean of its divisors is an integer number (1344408165).

Almost surely, 2^4481360545 is an apocalyptic number.

It is an amenable number.

4481360545 is a deficient number, since it is larger than the sum of its proper divisors (896272115).

4481360545 is an equidigital number, since it uses as much as digits as its factorization.

4481360545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896272114.

The product of its (nonzero) digits is 230400, while the sum is 40.

The square root of 4481360545 is about 66942.9648656227. The cubic root of 4481360545 is about 1648.6809838098.

The spelling of 4481360545 in words is "four billion, four hundred eighty-one million, three hundred sixty thousand, five hundred forty-five".