147139017 has 8 divisors (see below), whose sum is σ = 198019296. Its totient is φ = 97175712.

The previous prime is 147138967. The next prime is 147139043. The reversal of 147139017 is 710931741.

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

It is not a de Polignac number, because 147139017 - 2²² = 142944713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147139067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228868 + ... + 229509.

It is an arithmetic number, because the mean of its divisors is an integer number (24752412).

Almost surely, 2^147139017 is an apocalyptic number.

It is an amenable number.

147139017 is a deficient number, since it is larger than the sum of its proper divisors (50880279).

147139017 is a wasteful number, since it uses less digits than its factorization.

147139017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458487.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 147139017 is about 12130.0872626705. The cubic root of 147139017 is about 527.9295238522.

The spelling of 147139017 in words is "one hundred forty-seven million, one hundred thirty-nine thousand, seventeen".