135454522877 has 2 divisors, whose sum is σ = 135454522878. Its totient is φ = 135454522876.

The previous prime is 135454522871. The next prime is 135454522919. The reversal of 135454522877 is 778225454531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115973621401 + 19480901476 = 340549^2 + 139574^2 .

It is a cyclic number.

It is not a de Polignac number, because 135454522877 - 2²⁶ = 135387414013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135454522871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67727261438 + 67727261439.

It is an arithmetic number, because the mean of its divisors is an integer number (67727261439).

Almost surely, 2^135454522877 is an apocalyptic number.

It is an amenable number.

135454522877 is a deficient number, since it is larger than the sum of its proper divisors (1).

135454522877 is an equidigital number, since it uses as much as digits as its factorization.

135454522877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408000, while the sum is 53.

The spelling of 135454522877 in words is "one hundred thirty-five billion, four hundred fifty-four million, five hundred twenty-two thousand, eight hundred seventy-seven".