94789999 has 2 divisors, whose sum is σ = 94790000. Its totient is φ = 94789998.

The previous prime is 94789963. The next prime is 94790021. The reversal of 94789999 is 99998749.

It is a strong prime.

It is an emirp because it is prime and its reverse (99998749) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94789999 - 2¹⁹ = 94265711 is a prime.

94789999 is a modest number, since divided by 9999 gives 9478 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 94789999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94789199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47394999 + 47395000.

It is an arithmetic number, because the mean of its divisors is an integer number (47395000).

Almost surely, 2^94789999 is an apocalyptic number.

94789999 is a deficient number, since it is larger than the sum of its proper divisors (1).

94789999 is an equidigital number, since it uses as much as digits as its factorization.

94789999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13226976, while the sum is 64.

The square root of 94789999 is about 9736.0155607928. The cubic root of 94789999 is about 455.9538000157.

The spelling of 94789999 in words is "ninety-four million, seven hundred eighty-nine thousand, nine hundred ninety-nine".