117155103 has 8 divisors (see below), whose sum is σ = 168222768. Its totient is φ = 72095424.

The previous prime is 117155063. The next prime is 117155111. The reversal of 117155103 is 301551711.

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

It is not a de Polignac number, because 117155103 - 2¹⁴ = 117138719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117155113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501950 + ... + 1502027.

It is an arithmetic number, because the mean of its divisors is an integer number (21027846).

Almost surely, 2^117155103 is an apocalyptic number.

117155103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

117155103 is a deficient number, since it is larger than the sum of its proper divisors (51067665).

117155103 is a wasteful number, since it uses less digits than its factorization.

117155103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003993.

The product of its (nonzero) digits is 525, while the sum is 24.

The square root of 117155103 is about 10823.8210905391. The cubic root of 117155103 is about 489.3133558905.

It can be divided in two parts, 11715 and 5103, that multiplied together give a triangular number (59781645 = T₁₀₉₃₄).

The spelling of 117155103 in words is "one hundred seventeen million, one hundred fifty-five thousand, one hundred three".