13140326 has 8 divisors (see below), whose sum is σ = 19782480. Its totient is φ = 6546168.

The previous prime is 13140317. The next prime is 13140329. The reversal of 13140326 is 62304131.

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

It is a junction number, because it is equal to n+sod(n) for n = 13140298 and 13140307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140329) 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, 11306 + ... + 12413.

It is an arithmetic number, because the mean of its divisors is an integer number (2472810).

Almost surely, 2^13140326 is an apocalyptic number.

13140326 is a deficient number, since it is larger than the sum of its proper divisors (6642154).

13140326 is a wasteful number, since it uses less digits than its factorization.

13140326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23998.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 13140326 is about 3624.9587583861. The cubic root of 13140326 is about 235.9764771154.

Adding to 13140326 its reverse (62304131), we get a palindrome (75444457).

The spelling of 13140326 in words is "thirteen million, one hundred forty thousand, three hundred twenty-six".