8775997 has 2 divisors, whose sum is σ = 8775998. Its totient is φ = 8775996.

The previous prime is 8775989. The next prime is 8776013. The reversal of 8775997 is 7995778.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4691556 + 4084441 = 2166^2 + 2021^2 .

It is a cyclic number.

It is not a de Polignac number, because 8775997 - 2³ = 8775989 is a prime.

8775997 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8775937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4387998 + 4387999.

It is an arithmetic number, because the mean of its divisors is an integer number (4387999).

Almost surely, 2^8775997 is an apocalyptic number.

It is an amenable number.

8775997 is a deficient number, since it is larger than the sum of its proper divisors (1).

8775997 is an equidigital number, since it uses as much as digits as its factorization.

8775997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 52.

The square root of 8775997 is about 2962.4309274648. The cubic root of 8775997 is about 206.2681414101.

The spelling of 8775997 in words is "eight million, seven hundred seventy-five thousand, nine hundred ninety-seven".