13321402 has 8 divisors (see below), whose sum is σ = 20176416. Its totient is φ = 6595932.

The previous prime is 13321397. The next prime is 13321403. The reversal of 13321402 is 20412331.

It is a happy number.

13321402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (13321403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32128 + ... + 32539.

It is an arithmetic number, because the mean of its divisors is an integer number (2522052).

Almost surely, 2^13321402 is an apocalyptic number.

13321402 is a deficient number, since it is larger than the sum of its proper divisors (6855014).

13321402 is a wasteful number, since it uses less digits than its factorization.

13321402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64772.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13321402 is about 3649.8495859419. The cubic root of 13321402 is about 237.0554683916.

Adding to 13321402 its reverse (20412331), we get a palindrome (33733733).

The spelling of 13321402 in words is "thirteen million, three hundred twenty-one thousand, four hundred two".