196736143 has 2 divisors, whose sum is σ = 196736144. Its totient is φ = 196736142.

The previous prime is 196736131. The next prime is 196736167. The reversal of 196736143 is 341637691.

It is a weak prime.

It is an emirp because it is prime and its reverse (341637691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196736143 - 2⁹ = 196735631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196736096 and 196736105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196736443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98368071 + 98368072.

It is an arithmetic number, because the mean of its divisors is an integer number (98368072).

Almost surely, 2^196736143 is an apocalyptic number.

196736143 is a deficient number, since it is larger than the sum of its proper divisors (1).

196736143 is an equidigital number, since it uses as much as digits as its factorization.

196736143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 196736143 is about 14026.2661817035. The cubic root of 196736143 is about 581.6048921770.

The spelling of 196736143 in words is "one hundred ninety-six million, seven hundred thirty-six thousand, one hundred forty-three".