204162043 has 2 divisors, whose sum is σ = 204162044. Its totient is φ = 204162042.

The previous prime is 204162037. The next prime is 204162047. The reversal of 204162043 is 340261402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204162043 - 2¹⁷ = 204030971 is a prime.

It is not a weakly prime, because it can be changed into another prime (204162047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102081021 + 102081022.

It is an arithmetic number, because the mean of its divisors is an integer number (102081022).

Almost surely, 2^204162043 is an apocalyptic number.

204162043 is a deficient number, since it is larger than the sum of its proper divisors (1).

204162043 is an equidigital number, since it uses as much as digits as its factorization.

204162043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 204162043 is about 14288.5283706895. The cubic root of 204162043 is about 588.8323579385.

The spelling of 204162043 in words is "two hundred four million, one hundred sixty-two thousand, forty-three".