196544941 has 2 divisors, whose sum is σ = 196544942. Its totient is φ = 196544940.

The previous prime is 196544927. The next prime is 196544947. The reversal of 196544941 is 149445691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160123716 + 36421225 = 12654^2 + 6035^2 .

It is a cyclic number.

It is not a de Polignac number, because 196544941 - 2²³ = 188156333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196544947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98272470 + 98272471.

It is an arithmetic number, because the mean of its divisors is an integer number (98272471).

Almost surely, 2^196544941 is an apocalyptic number.

It is an amenable number.

196544941 is a deficient number, since it is larger than the sum of its proper divisors (1).

196544941 is an equidigital number, since it uses as much as digits as its factorization.

196544941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 196544941 is about 14019.4486696161. The cubic root of 196544941 is about 581.4164162795.

The spelling of 196544941 in words is "one hundred ninety-six million, five hundred forty-four thousand, nine hundred forty-one".