135534305449 has 2 divisors, whose sum is σ = 135534305450. Its totient is φ = 135534305448.

The previous prime is 135534305441. The next prime is 135534305453. The reversal of 135534305449 is 944503435531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84539633049 + 50994672400 = 290757^2 + 225820^2 .

It is a cyclic number.

It is not a de Polignac number, because 135534305449 - 2³ = 135534305441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135534305399 and 135534305408.

It is not a weakly prime, because it can be changed into another prime (135534305441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67767152724 + 67767152725.

It is an arithmetic number, because the mean of its divisors is an integer number (67767152725).

Almost surely, 2^135534305449 is an apocalyptic number.

It is an amenable number.

135534305449 is a deficient number, since it is larger than the sum of its proper divisors (1).

135534305449 is an equidigital number, since it uses as much as digits as its factorization.

135534305449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 135534305449 in words is "one hundred thirty-five billion, five hundred thirty-four million, three hundred five thousand, four hundred forty-nine".