3201872873 has 2 divisors, whose sum is σ = 3201872874. Its totient is φ = 3201872872.

The previous prime is 3201872867. The next prime is 3201872899. The reversal of 3201872873 is 3782781023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2686037929 + 515834944 = 51827^2 + 22712^2 .

It is a cyclic number.

It is not a de Polignac number, because 3201872873 - 2⁸ = 3201872617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3201872873.

It is not a weakly prime, because it can be changed into another prime (3201872813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600936436 + 1600936437.

It is an arithmetic number, because the mean of its divisors is an integer number (1600936437).

Almost surely, 2^3201872873 is an apocalyptic number.

It is an amenable number.

3201872873 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201872873 is an equidigital number, since it uses as much as digits as its factorization.

3201872873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 3201872873 is about 56585.0940884611. The cubic root of 3201872873 is about 1473.9000318515.

The spelling of 3201872873 in words is "three billion, two hundred one million, eight hundred seventy-two thousand, eight hundred seventy-three".