117504109 has 2 divisors, whose sum is σ = 117504110. Its totient is φ = 117504108.

The previous prime is 117504103. The next prime is 117504137. The reversal of 117504109 is 901405711.

It is an a-pointer prime, because the next prime (117504137) can be obtained adding 117504109 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76825225 + 40678884 = 8765^2 + 6378^2 .

It is an emirp because it is prime and its reverse (901405711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117504109 - 2²¹ = 115406957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117504103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58752054 + 58752055.

It is an arithmetic number, because the mean of its divisors is an integer number (58752055).

Almost surely, 2^117504109 is an apocalyptic number.

It is an amenable number.

117504109 is a deficient number, since it is larger than the sum of its proper divisors (1).

117504109 is an equidigital number, since it uses as much as digits as its factorization.

117504109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 117504109 is about 10839.9312267191. The cubic root of 117504109 is about 489.7987636803.

The spelling of 117504109 in words is "one hundred seventeen million, five hundred four thousand, one hundred nine".