13122013 has 8 divisors (see below), whose sum is σ = 13707360. Its totient is φ = 12548880.

The previous prime is 13122001. The next prime is 13122037. The reversal of 13122013 is 31022131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13122013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13121984 and 13122002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823 + ... + 5188.

It is an arithmetic number, because the mean of its divisors is an integer number (1713420).

Almost surely, 2^13122013 is an apocalyptic number.

It is an amenable number.

13122013 is a deficient number, since it is larger than the sum of its proper divisors (585347).

13122013 is an equidigital number, since it uses as much as digits as its factorization.

13122013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6107.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13122013 is about 3622.4319179248. The cubic root of 13122013 is about 235.8668033700.

Adding to 13122013 its reverse (31022131), we get a palindrome (44144144).

The spelling of 13122013 in words is "thirteen million, one hundred twenty-two thousand, thirteen".