13524544213 has 2 divisors, whose sum is σ = 13524544214. Its totient is φ = 13524544212.

The previous prime is 13524544193. The next prime is 13524544283. The reversal of 13524544213 is 31244542531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11062201329 + 2462342884 = 105177^2 + 49622^2 .

It is a cyclic number.

It is not a de Polignac number, because 13524544213 - 2²¹ = 13522447061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13524544283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762272106 + 6762272107.

It is an arithmetic number, because the mean of its divisors is an integer number (6762272107).

Almost surely, 2^13524544213 is an apocalyptic number.

It is an amenable number.

13524544213 is a deficient number, since it is larger than the sum of its proper divisors (1).

13524544213 is an equidigital number, since it uses as much as digits as its factorization.

13524544213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 34.

The spelling of 13524544213 in words is "thirteen billion, five hundred twenty-four million, five hundred forty-four thousand, two hundred thirteen".