135524454979 has 2 divisors, whose sum is σ = 135524454980. Its totient is φ = 135524454978.

The previous prime is 135524454889. The next prime is 135524455013. The reversal of 135524454979 is 979454425531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135524454979 is a prime.

It is not a weakly prime, because it can be changed into another prime (135524454379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67762227489 + 67762227490.

It is an arithmetic number, because the mean of its divisors is an integer number (67762227490).

Almost surely, 2^135524454979 is an apocalyptic number.

135524454979 is a deficient number, since it is larger than the sum of its proper divisors (1).

135524454979 is an equidigital number, since it uses as much as digits as its factorization.

135524454979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216000, while the sum is 58.

The spelling of 135524454979 in words is "one hundred thirty-five billion, five hundred twenty-four million, four hundred fifty-four thousand, nine hundred seventy-nine".