135534421724027 has 2 divisors, whose sum is σ = 135534421724028. Its totient is φ = 135534421724026.

The previous prime is 135534421723963. The next prime is 135534421724033. The reversal of 135534421724027 is 720427124435531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135534421724027 - 2⁶ = 135534421723963 is a prime.

It is not a weakly prime, because it can be changed into another prime (135534421727027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67767210862013 + 67767210862014.

It is an arithmetic number, because the mean of its divisors is an integer number (67767210862014).

Almost surely, 2^{135534421724027} is an apocalyptic number.

135534421724027 is a deficient number, since it is larger than the sum of its proper divisors (1).

135534421724027 is an equidigital number, since it uses as much as digits as its factorization.

135534421724027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5644800, while the sum is 50.

The spelling of 135534421724027 in words is "one hundred thirty-five trillion, five hundred thirty-four billion, four hundred twenty-one million, seven hundred twenty-four thousand, twenty-seven".