117122115 has 16 divisors (see below), whose sum is σ = 204431616. Its totient is φ = 56786400.

The previous prime is 117122051. The next prime is 117122147. The reversal of 117122115 is 511221711.

It is not a de Polignac number, because 117122115 - 2⁶ = 117122051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117122091 and 117122100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354751 + ... + 355080.

It is an arithmetic number, because the mean of its divisors is an integer number (12776976).

Almost surely, 2^117122115 is an apocalyptic number.

117122115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117122115 is a deficient number, since it is larger than the sum of its proper divisors (87309501).

117122115 is a wasteful number, since it uses less digits than its factorization.

117122115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709850.

The product of its digits is 140, while the sum is 21.

The square root of 117122115 is about 10822.2971221456. The cubic root of 117122115 is about 489.2674253710.

Adding to 117122115 its reverse (511221711), we get a palindrome (628343826).

The spelling of 117122115 in words is "one hundred seventeen million, one hundred twenty-two thousand, one hundred fifteen".