196753729 has 2 divisors, whose sum is σ = 196753730. Its totient is φ = 196753728.

The previous prime is 196753727. The next prime is 196753751. The reversal of 196753729 is 927357691.

196753729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112848129 + 83905600 = 10623^2 + 9160^2 .

It is a cyclic number.

It is not a de Polignac number, because 196753729 - 2¹ = 196753727 is a prime.

Together with 196753727, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (196753723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98376864 + 98376865.

It is an arithmetic number, because the mean of its divisors is an integer number (98376865).

Almost surely, 2^196753729 is an apocalyptic number.

It is an amenable number.

196753729 is a deficient number, since it is larger than the sum of its proper divisors (1).

196753729 is an equidigital number, since it uses as much as digits as its factorization.

196753729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 49.

The square root of 196753729 is about 14026.8930629701. The cubic root of 196753729 is about 581.6222213075.

It can be divided in two parts, 1967 and 53729, that added together give a square (55696 = 236²).

The spelling of 196753729 in words is "one hundred ninety-six million, seven hundred fifty-three thousand, seven hundred twenty-nine".