117712112245 has 48 divisors (see below), whose sum is σ = 177095939328. Its totient is φ = 74449065600.

The previous prime is 117712112201. The next prime is 117712112341. The reversal of 117712112245 is 542211217711.

It is a de Polignac number, because none of the positive numbers 2^k-117712112245 is a prime.

It is a super-2 number, since 2×117712112245² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 117712112245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4212570 + ... + 4240420.

It is an arithmetic number, because the mean of its divisors is an integer number (3689498736).

Almost surely, 2^117712112245 is an apocalyptic number.

It is an amenable number.

117712112245 is a deficient number, since it is larger than the sum of its proper divisors (59383827083).

117712112245 is a wasteful number, since it uses less digits than its factorization.

117712112245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29210 (or 29203 counting only the distinct ones).

The product of its digits is 7840, while the sum is 34.

Adding to 117712112245 its reverse (542211217711), we get a palindrome (659923329956).

The spelling of 117712112245 in words is "one hundred seventeen billion, seven hundred twelve million, one hundred twelve thousand, two hundred forty-five".