204131467 has 2 divisors, whose sum is σ = 204131468. Its totient is φ = 204131466.

The previous prime is 204131429. The next prime is 204131483. The reversal of 204131467 is 764131402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204131467 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (204131267) 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 as a sum of consecutive naturals, namely, 102065733 + 102065734.

It is an arithmetic number, because the mean of its divisors is an integer number (102065734).

Almost surely, 2^204131467 is an apocalyptic number.

204131467 is a deficient number, since it is larger than the sum of its proper divisors (1).

204131467 is an equidigital number, since it uses as much as digits as its factorization.

204131467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 204131467 is about 14287.4583813917. The cubic root of 204131467 is about 588.8029612940.

Adding to 204131467 its reverse (764131402), we get a palindrome (968262869).

The spelling of 204131467 in words is "two hundred four million, one hundred thirty-one thousand, four hundred sixty-seven".