117066671 has 4 divisors (see below), whose sum is σ = 117090792. Its totient is φ = 117042552.

The previous prime is 117066661. The next prime is 117066713. The reversal of 117066671 is 176660711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176660711 = 487 ⋅362753.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117066671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117066601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961 + ... + 15426.

It is an arithmetic number, because the mean of its divisors is an integer number (29272698).

Almost surely, 2^117066671 is an apocalyptic number.

117066671 is a deficient number, since it is larger than the sum of its proper divisors (24121).

117066671 is an equidigital number, since it uses as much as digits as its factorization.

117066671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24120.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 117066671 is about 10819.7352555411. The cubic root of 117066671 is about 489.1902090264.

The spelling of 117066671 in words is "one hundred seventeen million, sixty-six thousand, six hundred seventy-one".