135147179 has 2 divisors, whose sum is σ = 135147180. Its totient is φ = 135147178.

The previous prime is 135147167. The next prime is 135147251. The reversal of 135147179 is 971741531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135147179 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135147139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67573589 + 67573590.

It is an arithmetic number, because the mean of its divisors is an integer number (67573590).

Almost surely, 2^135147179 is an apocalyptic number.

135147179 is a deficient number, since it is larger than the sum of its proper divisors (1).

135147179 is an equidigital number, since it uses as much as digits as its factorization.

135147179 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 38.

The square root of 135147179 is about 11625.2818890554. The cubic root of 135147179 is about 513.1791404076.

The spelling of 135147179 in words is "one hundred thirty-five million, one hundred forty-seven thousand, one hundred seventy-nine".