135366389547811 has 2 divisors, whose sum is σ = 135366389547812. Its totient is φ = 135366389547810.

The previous prime is 135366389547743. The next prime is 135366389547847. The reversal of 135366389547811 is 118745983663531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135366389547811 - 2⁹ = 135366389547299 is a prime.

It is not a weakly prime, because it can be changed into another prime (135366389047811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67683194773905 + 67683194773906.

It is an arithmetic number, because the mean of its divisors is an integer number (67683194773906).

Almost surely, 2^{135366389547811} is an apocalyptic number.

135366389547811 is a deficient number, since it is larger than the sum of its proper divisors (1).

135366389547811 is an equidigital number, since it uses as much as digits as its factorization.

135366389547811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 391910400, while the sum is 70.

The spelling of 135366389547811 in words is "one hundred thirty-five trillion, three hundred sixty-six billion, three hundred eighty-nine million, five hundred forty-seven thousand, eight hundred eleven".