135159147 has 12 divisors (see below), whose sum is σ = 198539640. Its totient is φ = 88578528.

The previous prime is 135159133. The next prime is 135159149. The reversal of 135159147 is 741951531.

It is a happy number.

135159147 is a `hidden beast` number, since 13 + 51 + 591 + 4 + 7 = 666.

135159147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-135159147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135159149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126738 + ... + 127799.

It is an arithmetic number, because the mean of its divisors is an integer number (16544970).

Almost surely, 2^135159147 is an apocalyptic number.

135159147 is a deficient number, since it is larger than the sum of its proper divisors (63380493).

135159147 is a wasteful number, since it uses less digits than its factorization.

135159147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254602 (or 254599 counting only the distinct ones).

The product of its digits is 18900, while the sum is 36.

The square root of 135159147 is about 11625.7966178667. The cubic root of 135159147 is about 513.1942882060.

The spelling of 135159147 in words is "one hundred thirty-five million, one hundred fifty-nine thousand, one hundred forty-seven".