117662117 has 16 divisors (see below), whose sum is σ = 133122240. Its totient is φ = 103327488.

The previous prime is 117662113. The next prime is 117662131. The reversal of 117662117 is 711266711.

It is a cyclic number.

It is not a de Polignac number, because 117662117 - 2² = 117662113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117662113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18923 + ... + 24359.

It is an arithmetic number, because the mean of its divisors is an integer number (8320140).

Almost surely, 2^117662117 is an apocalyptic number.

117662117 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

117662117 is a deficient number, since it is larger than the sum of its proper divisors (15460123).

117662117 is a wasteful number, since it uses less digits than its factorization.

117662117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540.

The product of its digits is 3528, while the sum is 32.

The square root of 117662117 is about 10847.2170163595. The cubic root of 117662117 is about 490.0182097911.

The spelling of 117662117 in words is "one hundred seventeen million, six hundred sixty-two thousand, one hundred seventeen".