2104202129 has 2 divisors, whose sum is σ = 2104202130. Its totient is φ = 2104202128.

The previous prime is 2104202083. The next prime is 2104202147. The reversal of 2104202129 is 9212024012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2001220225 + 102981904 = 44735^2 + 10148^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104202129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104202179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052101064 + 1052101065.

It is an arithmetic number, because the mean of its divisors is an integer number (1052101065).

Almost surely, 2^2104202129 is an apocalyptic number.

It is an amenable number.

2104202129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104202129 is an equidigital number, since it uses as much as digits as its factorization.

2104202129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2104202129 is about 45871.5830226078. The cubic root of 2104202129 is about 1281.4327480943.

The spelling of 2104202129 in words is "two billion, one hundred four million, two hundred two thousand, one hundred twenty-nine".