13422013 has 16 divisors (see below), whose sum is σ = 15124032. Its totient is φ = 11808000.

The previous prime is 13422011. The next prime is 13422023. The reversal of 13422013 is 31022431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13422013 - 2¹ = 13422011 is a prime.

13422013 is a modest number, since divided by 2013 gives 1342 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13422011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55573 + ... + 55813.

It is an arithmetic number, because the mean of its divisors is an integer number (945252).

Almost surely, 2^13422013 is an apocalyptic number.

It is an amenable number.

13422013 is a deficient number, since it is larger than the sum of its proper divisors (1702019).

13422013 is a wasteful number, since it uses less digits than its factorization.

13422013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396.

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

The square root of 13422013 is about 3663.6065563868. The cubic root of 13422013 is about 237.6507659534.

Adding to 13422013 its reverse (31022431), we get a palindrome (44444444).

The spelling of 13422013 in words is "thirteen million, four hundred twenty-two thousand, thirteen".