196993001 has 2 divisors, whose sum is σ = 196993002. Its totient is φ = 196993000.

The previous prime is 196992989. The next prime is 196993021. The reversal of 196993001 is 100399691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193877776 + 3115225 = 13924^2 + 1765^2 .

It is a cyclic number.

It is not a de Polignac number, because 196993001 - 2⁶ = 196992937 is a prime.

It is not a weakly prime, because it can be changed into another prime (196993021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98496500 + 98496501.

It is an arithmetic number, because the mean of its divisors is an integer number (98496501).

Almost surely, 2^196993001 is an apocalyptic number.

It is an amenable number.

196993001 is a deficient number, since it is larger than the sum of its proper divisors (1).

196993001 is an equidigital number, since it uses as much as digits as its factorization.

196993001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 38.

The square root of 196993001 is about 14035.4195163522. The cubic root of 196993001 is about 581.8578958531.

The spelling of 196993001 in words is "one hundred ninety-six million, nine hundred ninety-three thousand, one".