117047237609 has 2 divisors, whose sum is σ = 117047237610. Its totient is φ = 117047237608.

The previous prime is 117047237533. The next prime is 117047237677. The reversal of 117047237609 is 906732740711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94802410000 + 22244827609 = 307900^2 + 149147^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117047237609 is a prime.

It is not a weakly prime, because it can be changed into another prime (117047239609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58523618804 + 58523618805.

It is an arithmetic number, because the mean of its divisors is an integer number (58523618805).

Almost surely, 2^117047237609 is an apocalyptic number.

It is an amenable number.

117047237609 is a deficient number, since it is larger than the sum of its proper divisors (1).

117047237609 is an equidigital number, since it uses as much as digits as its factorization.

117047237609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 47.

The spelling of 117047237609 in words is "one hundred seventeen billion, forty-seven million, two hundred thirty-seven thousand, six hundred nine".