13663122 has 16 divisors (see below), whose sum is σ = 29810592. Its totient is φ = 4140320.

The previous prime is 13663099. The next prime is 13663123. The reversal of 13663122 is 22136631.

It is a happy number.

13663122 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13663092 and 13663101.

It is not an unprimeable number, because it can be changed into a prime (13663123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103443 + ... + 103574.

It is an arithmetic number, because the mean of its divisors is an integer number (1863162).

Almost surely, 2^13663122 is an apocalyptic number.

13663122 is an abundant number, since it is smaller than the sum of its proper divisors (16147470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13663122 is a wasteful number, since it uses less digits than its factorization.

13663122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207033.

The product of its digits is 1296, while the sum is 24.

The square root of 13663122 is about 3696.3660533015. The cubic root of 13663122 is about 239.0653579649.

Adding to 13663122 its reverse (22136631), we get a palindrome (35799753).

The spelling of 13663122 in words is "thirteen million, six hundred sixty-three thousand, one hundred twenty-two".