13126605 has 8 divisors (see below), whose sum is σ = 21002592. Its totient is φ = 7000848.

The previous prime is 13126591. The next prime is 13126627. The reversal of 13126605 is 50662131.

13126605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13126605 - 2⁶ = 13126541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437539 + ... + 437568.

It is an arithmetic number, because the mean of its divisors is an integer number (2625324).

Almost surely, 2^13126605 is an apocalyptic number.

13126605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13126605 is a deficient number, since it is larger than the sum of its proper divisors (7875987).

13126605 is an equidigital number, since it uses as much as digits as its factorization.

13126605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875115.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 13126605 is about 3623.0656908204. The cubic root of 13126605 is about 235.8943137336.

Adding to 13126605 its reverse (50662131), we get a palindrome (63788736).

It can be divided in two parts, 13126 and 605, that added together give a palindrome (13731).

The spelling of 13126605 in words is "thirteen million, one hundred twenty-six thousand, six hundred five".