117511105 has 8 divisors (see below), whose sum is σ = 148435200. Its totient is φ = 89060976.

The previous prime is 117511087. The next prime is 117511127. The reversal of 117511105 is 501115711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117511105 - 2⁷ = 117510977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618385 + ... + 618574.

It is an arithmetic number, because the mean of its divisors is an integer number (18554400).

Almost surely, 2^117511105 is an apocalyptic number.

It is an amenable number.

117511105 is a deficient number, since it is larger than the sum of its proper divisors (30924095).

117511105 is a wasteful number, since it uses less digits than its factorization.

117511105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236983.

The product of its (nonzero) digits is 175, while the sum is 22.

The square root of 117511105 is about 10840.2539176903. The cubic root of 117511105 is about 489.8084840898.

Adding to 117511105 its reverse (501115711), we get a palindrome (618626816).

The spelling of 117511105 in words is "one hundred seventeen million, five hundred eleven thousand, one hundred five".