94945729 has 2 divisors, whose sum is σ = 94945730. Its totient is φ = 94945728.

The previous prime is 94945727. The next prime is 94945759. The reversal of 94945729 is 92754949.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58064400 + 36881329 = 7620^2 + 6073^2 .

It is a cyclic number.

It is not a de Polignac number, because 94945729 - 2¹ = 94945727 is a prime.

Together with 94945727, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (94945723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47472864 + 47472865.

It is an arithmetic number, because the mean of its divisors is an integer number (47472865).

Almost surely, 2^94945729 is an apocalyptic number.

It is an amenable number.

94945729 is a deficient number, since it is larger than the sum of its proper divisors (1).

94945729 is an equidigital number, since it uses as much as digits as its factorization.

94945729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 49.

The square root of 94945729 is about 9744.0099035253. The cubic root of 94945729 is about 456.2033581144.

The spelling of 94945729 in words is "ninety-four million, nine hundred forty-five thousand, seven hundred twenty-nine".