8322499961 has 2 divisors, whose sum is σ = 8322499962. Its totient is φ = 8322499960.

The previous prime is 8322499951. The next prime is 8322499963. The reversal of 8322499961 is 1699942238.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4976455936 + 3346044025 = 70544^2 + 57845^2 .

It is a cyclic number.

It is not a de Polignac number, because 8322499961 - 2⁶ = 8322499897 is a prime.

Together with 8322499963, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8322499963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4161249980 + 4161249981.

It is an arithmetic number, because the mean of its divisors is an integer number (4161249981).

Almost surely, 2^8322499961 is an apocalyptic number.

It is an amenable number.

8322499961 is a deficient number, since it is larger than the sum of its proper divisors (1).

8322499961 is an equidigital number, since it uses as much as digits as its factorization.

8322499961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The square root of 8322499961 is about 91227.7367964371. The cubic root of 8322499961 is about 2026.5217407614.

The spelling of 8322499961 in words is "eight billion, three hundred twenty-two million, four hundred ninety-nine thousand, nine hundred sixty-one".