13026530 has 16 divisors (see below), whose sum is σ = 25579584. Its totient is φ = 4736880.

The previous prime is 13026521. The next prime is 13026569. The reversal of 13026530 is 3562031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59102 + ... + 59321.

It is an arithmetic number, because the mean of its divisors is an integer number (1598724).

Almost surely, 2^13026530 is an apocalyptic number.

13026530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13026530 is a deficient number, since it is larger than the sum of its proper divisors (12553054).

13026530 is a wasteful number, since it uses less digits than its factorization.

13026530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118441.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13026530 is about 3609.2284494058. The cubic root of 13026530 is about 235.2933111369.

Adding to 13026530 its reverse (3562031), we get a palindrome (16588561).

The spelling of 13026530 in words is "thirteen million, twenty-six thousand, five hundred thirty".