117566633 has 2 divisors, whose sum is σ = 117566634. Its totient is φ = 117566632.

The previous prime is 117566629. The next prime is 117566651. The reversal of 117566633 is 336665711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113273449 + 4293184 = 10643^2 + 2072^2 .

It is a cyclic number.

It is not a de Polignac number, because 117566633 - 2² = 117566629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (117566653) 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, 58783316 + 58783317.

It is an arithmetic number, because the mean of its divisors is an integer number (58783317).

Almost surely, 2^117566633 is an apocalyptic number.

It is an amenable number.

117566633 is a deficient number, since it is larger than the sum of its proper divisors (1).

117566633 is an equidigital number, since it uses as much as digits as its factorization.

117566633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 117566633 is about 10842.8148098176. The cubic root of 117566633 is about 489.8856223387.

The spelling of 117566633 in words is "one hundred seventeen million, five hundred sixty-six thousand, six hundred thirty-three".