13321712 has 10 divisors (see below), whose sum is σ = 25810848. Its totient is φ = 6660848.

The previous prime is 13321699. The next prime is 13321741. The reversal of 13321712 is 21712331.

13321712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13321712² = 354936021221888, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 416288 + ... + 416319.

Almost surely, 2^13321712 is an apocalyptic number.

It is an amenable number.

13321712 is a deficient number, since it is larger than the sum of its proper divisors (12489136).

13321712 is an equidigital number, since it uses as much as digits as its factorization.

13321712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832615 (or 832609 counting only the distinct ones).

The product of its digits is 252, while the sum is 20.

The square root of 13321712 is about 3649.8920531983. The cubic root of 13321712 is about 237.0573072027.

The spelling of 13321712 in words is "thirteen million, three hundred twenty-one thousand, seven hundred twelve".