94145335447 has 2 divisors, whose sum is σ = 94145335448. Its totient is φ = 94145335446.

The previous prime is 94145335363. The next prime is 94145335457. The reversal of 94145335447 is 74453354149.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 94145335447 - 2¹⁵ = 94145302679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94145335447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94145335457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47072667723 + 47072667724.

It is an arithmetic number, because the mean of its divisors is an integer number (47072667724).

Almost surely, 2^94145335447 is an apocalyptic number.

94145335447 is a deficient number, since it is larger than the sum of its proper divisors (1).

94145335447 is an equidigital number, since it uses as much as digits as its factorization.

94145335447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 49.

The spelling of 94145335447 in words is "ninety-four billion, one hundred forty-five million, three hundred thirty-five thousand, four hundred forty-seven".