13126555 has 8 divisors (see below), whose sum is σ = 16963632. Its totient is φ = 9693408.

The previous prime is 13126541. The next prime is 13126571. The reversal of 13126555 is 55562131.

13126555 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 a cyclic number.

It is not a de Polignac number, because 13126555 - 2¹⁹ = 12602267 is a prime.

It is a Duffinian 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, 100909 + ... + 101038.

It is an arithmetic number, because the mean of its divisors is an integer number (2120454).

Almost surely, 2^13126555 is an apocalyptic number.

13126555 is a deficient number, since it is larger than the sum of its proper divisors (3837077).

13126555 is a wasteful number, since it uses less digits than its factorization.

13126555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201965.

The product of its digits is 4500, while the sum is 28.

The square root of 13126555 is about 3623.0587905801. The cubic root of 13126555 is about 235.8940142215.

Adding to 13126555 its reverse (55562131), we get a palindrome (68688686).

The spelling of 13126555 in words is "thirteen million, one hundred twenty-six thousand, five hundred fifty-five".