196868927 has 2 divisors, whose sum is σ = 196868928. Its totient is φ = 196868926.

The previous prime is 196868911. The next prime is 196868929. The reversal of 196868927 is 729868691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196868927 - 2⁴ = 196868911 is a prime.

Together with 196868929, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196868929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98434463 + 98434464.

It is an arithmetic number, because the mean of its divisors is an integer number (98434464).

Almost surely, 2^196868927 is an apocalyptic number.

196868927 is a deficient number, since it is larger than the sum of its proper divisors (1).

196868927 is an equidigital number, since it uses as much as digits as its factorization.

196868927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 56.

The square root of 196868927 is about 14030.9987883971. The cubic root of 196868927 is about 581.7357111422.

The spelling of 196868927 in words is "one hundred ninety-six million, eight hundred sixty-eight thousand, nine hundred twenty-seven".