94661309 has 2 divisors, whose sum is σ = 94661310. Its totient is φ = 94661308.

The previous prime is 94661291. The next prime is 94661351. The reversal of 94661309 is 90316649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60497284 + 34164025 = 7778^2 + 5845^2 .

It is an emirp because it is prime and its reverse (90316649) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94661309 - 2⁸ = 94661053 is a prime.

It is a super-3 number, since 3×94661309³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94661209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47330654 + 47330655.

It is an arithmetic number, because the mean of its divisors is an integer number (47330655).

Almost surely, 2^94661309 is an apocalyptic number.

It is an amenable number.

94661309 is a deficient number, since it is larger than the sum of its proper divisors (1).

94661309 is an equidigital number, since it uses as much as digits as its factorization.

94661309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 94661309 is about 9729.4043497020. The cubic root of 94661309 is about 455.7473673083.

The spelling of 94661309 in words is "ninety-four million, six hundred sixty-one thousand, three hundred nine".