4421013325 has 6 divisors (see below), whose sum is σ = 5482056554. Its totient is φ = 3536810640.

The previous prime is 4421013293. The next prime is 4421013407. The reversal of 4421013325 is 5233101244.

It can be written as a sum of positive squares in 3 ways, for example, as 34070569 + 4386942756 = 5837^2 + 66234^2 .

It is not a de Polignac number, because 4421013325 - 2⁵ = 4421013293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 176840533 = 4421013325 / (4 + 4 + 2 + 1 + 0 + 1 + 3 + 3 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4421013325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88420242 + ... + 88420291.

Almost surely, 2^4421013325 is an apocalyptic number.

It is an amenable number.

4421013325 is a deficient number, since it is larger than the sum of its proper divisors (1061043229).

4421013325 is a wasteful number, since it uses less digits than its factorization.

4421013325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176840543 (or 176840538 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 4421013325 is about 66490.7010415742. The cubic root of 4421013325 is about 1641.2469850041.

Adding to 4421013325 its reverse (5233101244), we get a palindrome (9654114569).

The spelling of 4421013325 in words is "four billion, four hundred twenty-one million, thirteen thousand, three hundred twenty-five".