117180243923 has 2 divisors, whose sum is σ = 117180243924. Its totient is φ = 117180243922.

The previous prime is 117180243727. The next prime is 117180243967. The reversal of 117180243923 is 329342081711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117180243923 - 2⁸ = 117180243667 is a prime.

It is not a weakly prime, because it can be changed into another prime (117180213923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58590121961 + 58590121962.

It is an arithmetic number, because the mean of its divisors is an integer number (58590121962).

Almost surely, 2^117180243923 is an apocalyptic number.

117180243923 is a deficient number, since it is larger than the sum of its proper divisors (1).

117180243923 is an equidigital number, since it uses as much as digits as its factorization.

117180243923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 117180243923 in words is "one hundred seventeen billion, one hundred eighty million, two hundred forty-three thousand, nine hundred twenty-three".