13531126 has 8 divisors (see below), whose sum is σ = 23196240. Its totient is φ = 5799048.

The previous prime is 13531123. The next prime is 13531127. The reversal of 13531126 is 62113531.

It is a happy number.

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 = 13531097 and 13531106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483241 + ... + 483268.

It is an arithmetic number, because the mean of its divisors is an integer number (2899530).

Almost surely, 2^13531126 is an apocalyptic number.

13531126 is a deficient number, since it is larger than the sum of its proper divisors (9665114).

13531126 is an equidigital number, since it uses as much as digits as its factorization.

13531126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966518.

The product of its digits is 540, while the sum is 22.

The square root of 13531126 is about 3678.4678875858. The cubic root of 13531126 is about 238.2930152783.

Adding to 13531126 its reverse (62113531), we get a palindrome (75644657).

The spelling of 13531126 in words is "thirteen million, five hundred thirty-one thousand, one hundred twenty-six".