196515061903 has 2 divisors, whose sum is σ = 196515061904. Its totient is φ = 196515061902.

The previous prime is 196515061861. The next prime is 196515061907. The reversal of 196515061903 is 309160515691.

196515061903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196515061903 - 2¹⁷ = 196514930831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196515061907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98257530951 + 98257530952.

It is an arithmetic number, because the mean of its divisors is an integer number (98257530952).

Almost surely, 2^196515061903 is an apocalyptic number.

196515061903 is a deficient number, since it is larger than the sum of its proper divisors (1).

196515061903 is an equidigital number, since it uses as much as digits as its factorization.

196515061903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 218700, while the sum is 46.

The spelling of 196515061903 in words is "one hundred ninety-six billion, five hundred fifteen million, sixty-one thousand, nine hundred three".