195100088947 has 2 divisors, whose sum is σ = 195100088948. Its totient is φ = 195100088946.

The previous prime is 195100088899. The next prime is 195100088951. The reversal of 195100088947 is 749880001591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195100088947 - 2²³ = 195091700339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 195100088894 and 195100088903.

It is not a weakly prime, because it can be changed into another prime (195100088977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97550044473 + 97550044474.

It is an arithmetic number, because the mean of its divisors is an integer number (97550044474).

Almost surely, 2^195100088947 is an apocalyptic number.

195100088947 is a deficient number, since it is larger than the sum of its proper divisors (1).

195100088947 is an equidigital number, since it uses as much as digits as its factorization.

195100088947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 52.

The spelling of 195100088947 in words is "one hundred ninety-five billion, one hundred million, eighty-eight thousand, nine hundred forty-seven".