117347231207 has 2 divisors, whose sum is σ = 117347231208. Its totient is φ = 117347231206.

The previous prime is 117347231203. The next prime is 117347231251. The reversal of 117347231207 is 702132743711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117347231207 - 2² = 117347231203 is a prime.

It is a super-2 number, since 2×117347231207² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117347231203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58673615603 + 58673615604.

It is an arithmetic number, because the mean of its divisors is an integer number (58673615604).

Almost surely, 2^117347231207 is an apocalyptic number.

117347231207 is a deficient number, since it is larger than the sum of its proper divisors (1).

117347231207 is an equidigital number, since it uses as much as digits as its factorization.

117347231207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 38.

Adding to 117347231207 its reverse (702132743711), we get a palindrome (819479974918).

The spelling of 117347231207 in words is "one hundred seventeen billion, three hundred forty-seven million, two hundred thirty-one thousand, two hundred seven".