8613332773 has 2 divisors, whose sum is σ = 8613332774. Its totient is φ = 8613332772.

The previous prime is 8613332723. The next prime is 8613332779. The reversal of 8613332773 is 3772333168.

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., 6326293444 + 2287039329 = 79538^2 + 47823^2 .

It is a cyclic number.

It is not a de Polignac number, because 8613332773 - 2¹³ = 8613324581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8613332779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4306666386 + 4306666387.

It is an arithmetic number, because the mean of its divisors is an integer number (4306666387).

Almost surely, 2^8613332773 is an apocalyptic number.

It is an amenable number.

8613332773 is a deficient number, since it is larger than the sum of its proper divisors (1).

8613332773 is an equidigital number, since it uses as much as digits as its factorization.

8613332773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 43.

The square root of 8613332773 is about 92808.0426094635. The cubic root of 8613332773 is about 2049.8578345195.

The spelling of 8613332773 in words is "eight billion, six hundred thirteen million, three hundred thirty-two thousand, seven hundred seventy-three".