147135139 has 8 divisors (see below), whose sum is σ = 148552272. Its totient is φ = 145722720.

The previous prime is 147135137. The next prime is 147135143. The reversal of 147135139 is 931531741.

It is a happy number.

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 147135139 - 2¹ = 147135137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147135133) 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, 100537 + ... + 101989.

It is an arithmetic number, because the mean of its divisors is an integer number (18569034).

Almost surely, 2^147135139 is an apocalyptic number.

147135139 is a deficient number, since it is larger than the sum of its proper divisors (1417133).

147135139 is a wasteful number, since it uses less digits than its factorization.

147135139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357.

The product of its digits is 11340, while the sum is 34.

The square root of 147135139 is about 12129.9274111596. The cubic root of 147135139 is about 527.9248857697.

The spelling of 147135139 in words is "one hundred forty-seven million, one hundred thirty-five thousand, one hundred thirty-nine".