196701539 has 2 divisors, whose sum is σ = 196701540. Its totient is φ = 196701538.

The previous prime is 196701529. The next prime is 196701581. The reversal of 196701539 is 935107691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196701539 - 2¹⁶ = 196636003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196701496 and 196701505.

It is not a weakly prime, because it can be changed into another prime (196701529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98350769 + 98350770.

It is an arithmetic number, because the mean of its divisors is an integer number (98350770).

Almost surely, 2^196701539 is an apocalyptic number.

196701539 is a deficient number, since it is larger than the sum of its proper divisors (1).

196701539 is an equidigital number, since it uses as much as digits as its factorization.

196701539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 196701539 is about 14025.0325846324. The cubic root of 196701539 is about 581.5707906041.

The spelling of 196701539 in words is "one hundred ninety-six million, seven hundred one thousand, five hundred thirty-nine".