3946071452929 has 2 divisors, whose sum is σ = 3946071452930. Its totient is φ = 3946071452928.

The previous prime is 3946071452909. The next prime is 3946071452969. The reversal of 3946071452929 is 9292541706493.

3946071452929 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., 3944899075329 + 1172377600 = 1986177^2 + 34240^2 .

It is a cyclic number.

It is not a de Polignac number, because 3946071452929 - 2²¹ = 3946069355777 is a prime.

It is not a weakly prime, because it can be changed into another prime (3946071452909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1973035726464 + 1973035726465.

It is an arithmetic number, because the mean of its divisors is an integer number (1973035726465).

Almost surely, 2^{3946071452929} is an apocalyptic number.

It is an amenable number.

3946071452929 is a deficient number, since it is larger than the sum of its proper divisors (1).

3946071452929 is an equidigital number, since it uses as much as digits as its factorization.

3946071452929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29393280, while the sum is 61.

The spelling of 3946071452929 in words is "three trillion, nine hundred forty-six billion, seventy-one million, four hundred fifty-two thousand, nine hundred twenty-nine".