196996801 has 2 divisors, whose sum is σ = 196996802. Its totient is φ = 196996800.

The previous prime is 196996753. The next prime is 196996819. The reversal of 196996801 is 108699691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175827600 + 21169201 = 13260^2 + 4601^2 .

It is an emirp because it is prime and its reverse (108699691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196996801 - 2⁷ = 196996673 is a prime.

It is not a weakly prime, because it can be changed into another prime (196996831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98498400 + 98498401.

It is an arithmetic number, because the mean of its divisors is an integer number (98498401).

Almost surely, 2^196996801 is an apocalyptic number.

It is an amenable number.

196996801 is a deficient number, since it is larger than the sum of its proper divisors (1).

196996801 is an equidigital number, since it uses as much as digits as its factorization.

196996801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 49.

The square root of 196996801 is about 14035.5548874991. The cubic root of 196996801 is about 581.8616371803.

The spelling of 196996801 in words is "one hundred ninety-six million, nine hundred ninety-six thousand, eight hundred one".