204007147 has 2 divisors, whose sum is σ = 204007148. Its totient is φ = 204007146.

The previous prime is 204007129. The next prime is 204007183. The reversal of 204007147 is 741700402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204007147 - 2⁷ = 204007019 is a prime.

It is not a weakly prime, because it can be changed into another prime (204007127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102003573 + 102003574.

It is an arithmetic number, because the mean of its divisors is an integer number (102003574).

Almost surely, 2^204007147 is an apocalyptic number.

204007147 is a deficient number, since it is larger than the sum of its proper divisors (1).

204007147 is an equidigital number, since it uses as much as digits as its factorization.

204007147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 204007147 is about 14283.1070499384. The cubic root of 204007147 is about 588.6834062342.

Adding to 204007147 its reverse (741700402), we get a palindrome (945707549).

The spelling of 204007147 in words is "two hundred four million, seven thousand, one hundred forty-seven".