147276147 has 4 divisors (see below), whose sum is σ = 196368200. Its totient is φ = 98184096.

The previous prime is 147276137. The next prime is 147276179. The reversal of 147276147 is 741672741.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 147276147 - 2¹⁰ = 147275123 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147276127) 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 in 3 ways as a sum of consecutive naturals, for example, 24546022 + ... + 24546027.

It is an arithmetic number, because the mean of its divisors is an integer number (49092050).

Almost surely, 2^147276147 is an apocalyptic number.

147276147 is a deficient number, since it is larger than the sum of its proper divisors (49092053).

147276147 is an equidigital number, since it uses as much as digits as its factorization.

147276147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49092052.

The product of its digits is 65856, while the sum is 39.

The square root of 147276147 is about 12135.7384200550. The cubic root of 147276147 is about 528.0934787718.

The spelling of 147276147 in words is "one hundred forty-seven million, two hundred seventy-six thousand, one hundred forty-seven".