2000432129 has 2 divisors, whose sum is σ = 2000432130. Its totient is φ = 2000432128.

The previous prime is 2000432117. The next prime is 2000432149. The reversal of 2000432129 is 9212340002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1710649600 + 289782529 = 41360^2 + 17023^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000432129 - 2²⁰ = 1999383553 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000432149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000216064 + 1000216065.

It is an arithmetic number, because the mean of its divisors is an integer number (1000216065).

Almost surely, 2^2000432129 is an apocalyptic number.

It is an amenable number.

2000432129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000432129 is an equidigital number, since it uses as much as digits as its factorization.

2000432129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2000432129 is about 44726.1906381485. The cubic root of 2000432129 is about 1260.0117847642.

The spelling of 2000432129 in words is "two billion, four hundred thirty-two thousand, one hundred twenty-nine".