135454324541 has 2 divisors, whose sum is σ = 135454324542. Its totient is φ = 135454324540.

The previous prime is 135454324513. The next prime is 135454324543. The reversal of 135454324541 is 145423454531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81479418916 + 53974905625 = 285446^2 + 232325^2 .

It is an emirp because it is prime and its reverse (145423454531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135454324541 is a prime.

Together with 135454324543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135454324543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67727162270 + 67727162271.

It is an arithmetic number, because the mean of its divisors is an integer number (67727162271).

Almost surely, 2^135454324541 is an apocalyptic number.

It is an amenable number.

135454324541 is a deficient number, since it is larger than the sum of its proper divisors (1).

135454324541 is an equidigital number, since it uses as much as digits as its factorization.

135454324541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576000, while the sum is 41.

The spelling of 135454324541 in words is "one hundred thirty-five billion, four hundred fifty-four million, three hundred twenty-four thousand, five hundred forty-one".