117451042223 has 4 divisors (see below), whose sum is σ = 117457664688. Its totient is φ = 117444419760.

The previous prime is 117451042213. The next prime is 117451042259. The reversal of 117451042223 is 322240154711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117451042223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117451042223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117451042213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3284558 + ... + 3320123.

It is an arithmetic number, because the mean of its divisors is an integer number (29364416172).

Almost surely, 2^117451042223 is an apocalyptic number.

117451042223 is a deficient number, since it is larger than the sum of its proper divisors (6622465).

117451042223 is an equidigital number, since it uses as much as digits as its factorization.

117451042223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6622464.

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 117451042223 its reverse (322240154711), we get a palindrome (439691196934).

The spelling of 117451042223 in words is "one hundred seventeen billion, four hundred fifty-one million, forty-two thousand, two hundred twenty-three".