13342109 has 4 divisors (see below), whose sum is σ = 14555040. Its totient is φ = 12129180.

The previous prime is 13342099. The next prime is 13342111. The reversal of 13342109 is 90124331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13342109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13342129) 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, 606449 + ... + 606470.

It is an arithmetic number, because the mean of its divisors is an integer number (3638760).

Almost surely, 2^13342109 is an apocalyptic number.

It is an amenable number.

13342109 is a deficient number, since it is larger than the sum of its proper divisors (1212931).

13342109 is a wasteful number, since it uses less digits than its factorization.

13342109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212930.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 13342109 is about 3652.6851766885. The cubic root of 13342109 is about 237.1782324067.

It can be divided in two parts, 1334 and 2109, that added together give a palindrome (3443).

The spelling of 13342109 in words is "thirteen million, three hundred forty-two thousand, one hundred nine".