4131685903 has 2 divisors, whose sum is σ = 4131685904. Its totient is φ = 4131685902.

The previous prime is 4131685853. The next prime is 4131685927. The reversal of 4131685903 is 3095861314.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4131685903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4131685963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065842951 + 2065842952.

It is an arithmetic number, because the mean of its divisors is an integer number (2065842952).

Almost surely, 2^4131685903 is an apocalyptic number.

4131685903 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131685903 is an equidigital number, since it uses as much as digits as its factorization.

4131685903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 4131685903 is about 64278.1915038063. The cubic root of 4131685903 is about 1604.6331725729.

The spelling of 4131685903 in words is "four billion, one hundred thirty-one million, six hundred eighty-five thousand, nine hundred three".