204115207 has 2 divisors, whose sum is σ = 204115208. Its totient is φ = 204115206.

The previous prime is 204115201. The next prime is 204115213. The reversal of 204115207 is 702511402.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (204115201) and next prime (204115213).

It is a cyclic number.

It is not a de Polignac number, because 204115207 - 2²³ = 195726599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204115201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102057603 + 102057604.

It is an arithmetic number, because the mean of its divisors is an integer number (102057604).

Almost surely, 2^204115207 is an apocalyptic number.

204115207 is a deficient number, since it is larger than the sum of its proper divisors (1).

204115207 is an equidigital number, since it uses as much as digits as its factorization.

204115207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 204115207 is about 14286.8893395308. The cubic root of 204115207 is about 588.7873272674.

Adding to 204115207 its reverse (702511402), we get a palindrome (906626609).

The spelling of 204115207 in words is "two hundred four million, one hundred fifteen thousand, two hundred seven".