13545133768843 has 2 divisors, whose sum is σ = 13545133768844. Its totient is φ = 13545133768842.

The previous prime is 13545133768819. The next prime is 13545133768853. The reversal of 13545133768843 is 34886733154531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13545133768843 - 2⁴¹ = 11346110513291 is a prime.

It is not a weakly prime, because it can be changed into another prime (13545133768853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6772566884421 + 6772566884422.

It is an arithmetic number, because the mean of its divisors is an integer number (6772566884422).

Almost surely, 2^{13545133768843} is an apocalyptic number.

13545133768843 is a deficient number, since it is larger than the sum of its proper divisors (1).

13545133768843 is an equidigital number, since it uses as much as digits as its factorization.

13545133768843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87091200, while the sum is 61.

The spelling of 13545133768843 in words is "thirteen trillion, five hundred forty-five billion, one hundred thirty-three million, seven hundred sixty-eight thousand, eight hundred forty-three".