3201116887 has 2 divisors, whose sum is σ = 3201116888. Its totient is φ = 3201116886.

The previous prime is 3201116879. The next prime is 3201116909. The reversal of 3201116887 is 7886111023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3201116887 - 2³ = 3201116879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3201116837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600558443 + 1600558444.

It is an arithmetic number, because the mean of its divisors is an integer number (1600558444).

Almost surely, 2^3201116887 is an apocalyptic number.

3201116887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201116887 is an equidigital number, since it uses as much as digits as its factorization.

3201116887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 3201116887 is about 56578.4136133208. The cubic root of 3201116887 is about 1473.7840231342.

The spelling of 3201116887 in words is "three billion, two hundred one million, one hundred sixteen thousand, eight hundred eighty-seven".