14013223225 has 36 divisors (see below), whose sum is σ = 18327444156. Its totient is φ = 10627133440.

The previous prime is 14013223223. The next prime is 14013223297. The reversal of 14013223225 is 52232231041.

It can be written as a sum of positive squares in 6 ways, for example, as 5705083024 + 8308140201 = 75532^2 + 91149^2 .

It is not a de Polignac number, because 14013223225 - 2¹ = 14013223223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 14013223225.

It is not an unprimeable number, because it can be changed into a prime (14013223223) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1489737 + ... + 1499113.

It is an arithmetic number, because the mean of its divisors is an integer number (509095671).

Almost surely, 2^14013223225 is an apocalyptic number.

It is an amenable number.

14013223225 is a deficient number, since it is larger than the sum of its proper divisors (4314220931).

14013223225 is a wasteful number, since it uses less digits than its factorization.

14013223225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9546 (or 9518 counting only the distinct ones).

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

Adding to 14013223225 its reverse (52232231041), we get a palindrome (66245454266).

The spelling of 14013223225 in words is "fourteen billion, thirteen million, two hundred twenty-three thousand, two hundred twenty-five".