135466571 has 2 divisors, whose sum is σ = 135466572. Its totient is φ = 135466570.

The previous prime is 135466531. The next prime is 135466577. The reversal of 135466571 is 175664531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135466571 is a prime.

It is not a weakly prime, because it can be changed into another prime (135466577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67733285 + 67733286.

It is an arithmetic number, because the mean of its divisors is an integer number (67733286).

Almost surely, 2^135466571 is an apocalyptic number.

135466571 is a deficient number, since it is larger than the sum of its proper divisors (1).

135466571 is an equidigital number, since it uses as much as digits as its factorization.

135466571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 135466571 is about 11639.0107397493. The cubic root of 135466571 is about 513.5830861007.

The spelling of 135466571 in words is "one hundred thirty-five million, four hundred sixty-six thousand, five hundred seventy-one".