12117026707 has 2 divisors, whose sum is σ = 12117026708. Its totient is φ = 12117026706.

The previous prime is 12117026687. The next prime is 12117026711. The reversal of 12117026707 is 70762071121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12117026707 is a prime.

It is not a weakly prime, because it can be changed into another prime (12117026407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6058513353 + 6058513354.

It is an arithmetic number, because the mean of its divisors is an integer number (6058513354).

Almost surely, 2^12117026707 is an apocalyptic number.

12117026707 is a deficient number, since it is larger than the sum of its proper divisors (1).

12117026707 is an equidigital number, since it uses as much as digits as its factorization.

12117026707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8232, while the sum is 34.

Adding to 12117026707 its reverse (70762071121), we get a palindrome (82879097828).

The spelling of 12117026707 in words is "twelve billion, one hundred seventeen million, twenty-six thousand, seven hundred seven".