13355679 has 4 divisors (see below), whose sum is σ = 17807576. Its totient is φ = 8903784.

The previous prime is 13355677. The next prime is 13355723. The reversal of 13355679 is 97655331.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13355679 - 2¹ = 13355677 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13355677) 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, 2225944 + ... + 2225949.

It is an arithmetic number, because the mean of its divisors is an integer number (4451894).

Almost surely, 2^13355679 is an apocalyptic number.

13355679 is a deficient number, since it is larger than the sum of its proper divisors (4451897).

13355679 is an equidigital number, since it uses as much as digits as its factorization.

13355679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451896.

The product of its digits is 85050, while the sum is 39.

The square root of 13355679 is about 3654.5422421967. The cubic root of 13355679 is about 237.2586149526.

The spelling of 13355679 in words is "thirteen million, three hundred fifty-five thousand, six hundred seventy-nine".