195782927 has 2 divisors, whose sum is σ = 195782928. Its totient is φ = 195782926.

The previous prime is 195782903. The next prime is 195782933. The reversal of 195782927 is 729287591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195782927 - 2¹⁰ = 195781903 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195782527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97891463 + 97891464.

It is an arithmetic number, because the mean of its divisors is an integer number (97891464).

Almost surely, 2^195782927 is an apocalyptic number.

195782927 is a deficient number, since it is larger than the sum of its proper divisors (1).

195782927 is an equidigital number, since it uses as much as digits as its factorization.

195782927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 50.

The square root of 195782927 is about 13992.2452451349. The cubic root of 195782927 is about 580.6640501706.

The spelling of 195782927 in words is "one hundred ninety-five million, seven hundred eighty-two thousand, nine hundred twenty-seven".