196546871 has 2 divisors, whose sum is σ = 196546872. Its totient is φ = 196546870.

The previous prime is 196546859. The next prime is 196546873. The reversal of 196546871 is 178645691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196546871 - 2¹⁴ = 196530487 is a prime.

Together with 196546873, 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 (196546873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98273435 + 98273436.

It is an arithmetic number, because the mean of its divisors is an integer number (98273436).

Almost surely, 2^196546871 is an apocalyptic number.

196546871 is a deficient number, since it is larger than the sum of its proper divisors (1).

196546871 is an equidigital number, since it uses as much as digits as its factorization.

196546871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 47.

The square root of 196546871 is about 14019.5175023964. The cubic root of 196546871 is about 581.4183193727.

The spelling of 196546871 in words is "one hundred ninety-six million, five hundred forty-six thousand, eight hundred seventy-one".