121104117 has 6 divisors (see below), whose sum is σ = 174928182. Its totient is φ = 80736072.

The previous prime is 121104079. The next prime is 121104127. The reversal of 121104117 is 711401121.

It can be written as a sum of positive squares in only one way, i.e., 111703761 + 9400356 = 10569^2 + 3066^2 .

It is not a de Polignac number, because 121104117 - 2¹⁹ = 120579829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121104117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121104127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6727998 + ... + 6728015.

It is an arithmetic number, because the mean of its divisors is an integer number (29154697).

Almost surely, 2^121104117 is an apocalyptic number.

It is an amenable number.

121104117 is a deficient number, since it is larger than the sum of its proper divisors (53824065).

121104117 is a wasteful number, since it uses less digits than its factorization.

121104117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13456019 (or 13456016 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 18.

The square root of 121104117 is about 11004.7315732825. The cubic root of 121104117 is about 494.7505691598.

Adding to 121104117 its reverse (711401121), we get a palindrome (832505238).

The spelling of 121104117 in words is "one hundred twenty-one million, one hundred four thousand, one hundred seventeen".