117842945023 has 2 divisors, whose sum is σ = 117842945024. Its totient is φ = 117842945022.

The previous prime is 117842945021. The next prime is 117842945069. The reversal of 117842945023 is 320549248711.

It is an a-pointer prime, because the next prime (117842945069) can be obtained adding 117842945023 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117842945023 - 2¹ = 117842945021 is a prime.

Together with 117842945021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117842945021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58921472511 + 58921472512.

It is an arithmetic number, because the mean of its divisors is an integer number (58921472512).

Almost surely, 2^117842945023 is an apocalyptic number.

117842945023 is a deficient number, since it is larger than the sum of its proper divisors (1).

117842945023 is an equidigital number, since it uses as much as digits as its factorization.

117842945023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 117842945023 in words is "one hundred seventeen billion, eight hundred forty-two million, nine hundred forty-five thousand, twenty-three".