196713529 has 2 divisors, whose sum is σ = 196713530. Its totient is φ = 196713528.

The previous prime is 196713527. The next prime is 196713553. The reversal of 196713529 is 925317691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169130025 + 27583504 = 13005^2 + 5252^2 .

It is a cyclic number.

It is not a de Polignac number, because 196713529 - 2¹ = 196713527 is a prime.

Together with 196713527, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (196713527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98356764 + 98356765.

It is an arithmetic number, because the mean of its divisors is an integer number (98356765).

Almost surely, 2^196713529 is an apocalyptic number.

It is an amenable number.

196713529 is a deficient number, since it is larger than the sum of its proper divisors (1).

196713529 is an equidigital number, since it uses as much as digits as its factorization.

196713529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 43.

The square root of 196713529 is about 14025.4600281060. The cubic root of 196713529 is about 581.5826069700.

The spelling of 196713529 in words is "one hundred ninety-six million, seven hundred thirteen thousand, five hundred twenty-nine".