94691321 has 2 divisors, whose sum is σ = 94691322. Its totient is φ = 94691320.

The previous prime is 94691291. The next prime is 94691339. The reversal of 94691321 is 12319649.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52765696 + 41925625 = 7264^2 + 6475^2 .

It is an emirp because it is prime and its reverse (12319649) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94691321 - 2⁶ = 94691257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94691341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47345660 + 47345661.

It is an arithmetic number, because the mean of its divisors is an integer number (47345661).

Almost surely, 2^94691321 is an apocalyptic number.

It is an amenable number.

94691321 is a deficient number, since it is larger than the sum of its proper divisors (1).

94691321 is an equidigital number, since it uses as much as digits as its factorization.

94691321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 94691321 is about 9730.9465623854. The cubic root of 94691321 is about 455.7955265295.

The spelling of 94691321 in words is "ninety-four million, six hundred ninety-one thousand, three hundred twenty-one".