117073666 has 8 divisors (see below), whose sum is σ = 175665420. Its totient is φ = 58518528.

The previous prime is 117073651. The next prime is 117073669. The reversal of 117073666 is 666370711.

It can be written as a sum of positive squares in 2 ways, for example, as 100500625 + 16573041 = 10025^2 + 4071^2 .

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

It is a super-4 number, since 4×117073666⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (117073669) 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, 1170 + ... + 15346.

Almost surely, 2^117073666 is an apocalyptic number.

117073666 is a deficient number, since it is larger than the sum of its proper divisors (58591754).

117073666 is a wasteful number, since it uses less digits than its factorization.

117073666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18308.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 117073666 is about 10820.0585026145. The cubic root of 117073666 is about 489.1999522418.

The spelling of 117073666 in words is "one hundred seventeen million, seventy-three thousand, six hundred sixty-six".