135173147 has 8 divisors (see below), whose sum is σ = 140564640. Its totient is φ = 129830400.

The previous prime is 135173131. The next prime is 135173167. The reversal of 135173147 is 741371531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135173147 - 2⁴ = 135173131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135173107) 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 in 7 ways as a sum of consecutive naturals, for example, 6479 + ... + 17672.

It is an arithmetic number, because the mean of its divisors is an integer number (17570580).

Almost surely, 2^135173147 is an apocalyptic number.

135173147 is a deficient number, since it is larger than the sum of its proper divisors (5391493).

135173147 is a wasteful number, since it uses less digits than its factorization.

135173147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24373.

The product of its digits is 8820, while the sum is 32.

The square root of 135173147 is about 11626.3987115529. The cubic root of 135173147 is about 513.2120067552.

The spelling of 135173147 in words is "one hundred thirty-five million, one hundred seventy-three thousand, one hundred forty-seven".