117104047 has 4 divisors (see below), whose sum is σ = 118140480. Its totient is φ = 116067616.

The previous prime is 117104023. The next prime is 117104107. The reversal of 117104047 is 740401711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117104047 - 2⁷ = 117103919 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 (117104947) 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, 518047 + ... + 518272.

It is an arithmetic number, because the mean of its divisors is an integer number (29535120).

Almost surely, 2^117104047 is an apocalyptic number.

117104047 is a deficient number, since it is larger than the sum of its proper divisors (1036433).

117104047 is a wasteful number, since it uses less digits than its factorization.

117104047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036432.

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 117104047 is about 10821.4623318662. The cubic root of 117104047 is about 489.2422649122.

Adding to 117104047 its reverse (740401711), we get a palindrome (857505758).

The spelling of 117104047 in words is "one hundred seventeen million, one hundred four thousand, forty-seven".