13542205361 has 2 divisors, whose sum is σ = 13542205362. Its totient is φ = 13542205360.

The previous prime is 13542205309. The next prime is 13542205403. The reversal of 13542205361 is 16350224531.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9509955361 + 4032250000 = 97519^2 + 63500^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13542205361 is a prime.

It is not a weakly prime, because it can be changed into another prime (13542205561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6771102680 + 6771102681.

It is an arithmetic number, because the mean of its divisors is an integer number (6771102681).

Almost surely, 2^13542205361 is an apocalyptic number.

It is an amenable number.

13542205361 is a deficient number, since it is larger than the sum of its proper divisors (1).

13542205361 is an equidigital number, since it uses as much as digits as its factorization.

13542205361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 13542205361 its reverse (16350224531), we get a palindrome (29892429892).

The spelling of 13542205361 in words is "thirteen billion, five hundred forty-two million, two hundred five thousand, three hundred sixty-one".