196218703 has 2 divisors, whose sum is σ = 196218704. Its totient is φ = 196218702.

The previous prime is 196218689. The next prime is 196218721. The reversal of 196218703 is 307812691.

It is a weak prime.

It is an emirp because it is prime and its reverse (307812691) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196218703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196215703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98109351 + 98109352.

It is an arithmetic number, because the mean of its divisors is an integer number (98109352).

Almost surely, 2^196218703 is an apocalyptic number.

196218703 is a deficient number, since it is larger than the sum of its proper divisors (1).

196218703 is an equidigital number, since it uses as much as digits as its factorization.

196218703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 196218703 is about 14007.8086437530. The cubic root of 196218703 is about 581.0945472751.

The spelling of 196218703 in words is "one hundred ninety-six million, two hundred eighteen thousand, seven hundred three".