13062321 has 12 divisors (see below), whose sum is σ = 19688448. Its totient is φ = 8329464.

The previous prime is 13062293. The next prime is 13062347. The reversal of 13062321 is 12326031.

It is not a de Polignac number, because 13062321 - 2⁵ = 13062289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13062294 and 13062303.

It is not an unprimeable number, because it can be changed into a prime (13062821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31345 + ... + 31758.

It is an arithmetic number, because the mean of its divisors is an integer number (1640704).

Almost surely, 2^13062321 is an apocalyptic number.

It is an amenable number.

13062321 is a deficient number, since it is larger than the sum of its proper divisors (6626127).

13062321 is a wasteful number, since it uses less digits than its factorization.

13062321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63132 (or 63129 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 13062321 is about 3614.1833102376. The cubic root of 13062321 is about 235.5086072016.

Adding to 13062321 its reverse (12326031), we get a palindrome (25388352).

The spelling of 13062321 in words is "thirteen million, sixty-two thousand, three hundred twenty-one".