196126213 has 2 divisors, whose sum is σ = 196126214. Its totient is φ = 196126212.

The previous prime is 196126193. The next prime is 196126277. The reversal of 196126213 is 312621691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165456769 + 30669444 = 12863^2 + 5538^2 .

It is a cyclic number.

It is not a de Polignac number, because 196126213 - 2⁹ = 196125701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196120213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98063106 + 98063107.

It is an arithmetic number, because the mean of its divisors is an integer number (98063107).

Almost surely, 2^196126213 is an apocalyptic number.

It is an amenable number.

196126213 is a deficient number, since it is larger than the sum of its proper divisors (1).

196126213 is an equidigital number, since it uses as much as digits as its factorization.

196126213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 196126213 is about 14004.5068817149. The cubic root of 196126213 is about 581.0032310030.

The spelling of 196126213 in words is "one hundred ninety-six million, one hundred twenty-six thousand, two hundred thirteen".