94003409 has 2 divisors, whose sum is σ = 94003410. Its totient is φ = 94003408.

The previous prime is 94003381. The next prime is 94003417. The reversal of 94003409 is 90430049.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73273600 + 20729809 = 8560^2 + 4553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94003409 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94003009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47001704 + 47001705.

It is an arithmetic number, because the mean of its divisors is an integer number (47001705).

Almost surely, 2^94003409 is an apocalyptic number.

It is an amenable number.

94003409 is a deficient number, since it is larger than the sum of its proper divisors (1).

94003409 is an equidigital number, since it uses as much as digits as its factorization.

94003409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 94003409 is about 9695.5355189902. The cubic root of 94003409 is about 454.6890908232.

The spelling of 94003409 in words is "ninety-four million, three thousand, four hundred nine".