196434013 has 2 divisors, whose sum is σ = 196434014. Its totient is φ = 196434012.

The previous prime is 196433981. The next prime is 196434047. The reversal of 196434013 is 310434691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179640409 + 16793604 = 13403^2 + 4098^2 .

It is a cyclic number.

It is not a de Polignac number, because 196434013 - 2⁵ = 196433981 is a prime.

It is equal to p_10892461 and since 196434013 and 10892461 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196434113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98217006 + 98217007.

It is an arithmetic number, because the mean of its divisors is an integer number (98217007).

Almost surely, 2^196434013 is an apocalyptic number.

It is an amenable number.

196434013 is a deficient number, since it is larger than the sum of its proper divisors (1).

196434013 is an equidigital number, since it uses as much as digits as its factorization.

196434013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 196434013 is about 14015.4918929019. The cubic root of 196434013 is about 581.3070138239.

The spelling of 196434013 in words is "one hundred ninety-six million, four hundred thirty-four thousand, thirteen".