13521150113 has 2 divisors, whose sum is σ = 13521150114. Its totient is φ = 13521150112.

The previous prime is 13521150089. The next prime is 13521150127. The reversal of 13521150113 is 31105112531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11842445329 + 1678704784 = 108823^2 + 40972^2 .

It is a cyclic number.

It is not a de Polignac number, because 13521150113 - 2²⁰ = 13520101537 is a prime.

It is not a weakly prime, because it can be changed into another prime (13521150133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6760575056 + 6760575057.

It is an arithmetic number, because the mean of its divisors is an integer number (6760575057).

Almost surely, 2^13521150113 is an apocalyptic number.

It is an amenable number.

13521150113 is a deficient number, since it is larger than the sum of its proper divisors (1).

13521150113 is an equidigital number, since it uses as much as digits as its factorization.

13521150113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 23.

Adding to 13521150113 its reverse (31105112531), we get a palindrome (44626262644).

The spelling of 13521150113 in words is "thirteen billion, five hundred twenty-one million, one hundred fifty thousand, one hundred thirteen".