121104115 has 16 divisors (see below), whose sum is σ = 158858496. Its totient is φ = 87896800.

The previous prime is 121104079. The next prime is 121104127. The reversal of 121104115 is 511401121.

It is not a de Polignac number, because 121104115 - 2⁷ = 121103987 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29010 + ... + 32920.

It is an arithmetic number, because the mean of its divisors is an integer number (9928656).

Almost surely, 2^121104115 is an apocalyptic number.

121104115 is a deficient number, since it is larger than the sum of its proper divisors (37754381).

121104115 is a wasteful number, since it uses less digits than its factorization.

121104115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4490.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 121104115 is about 11004.7314824125. The cubic root of 121104115 is about 494.7505664362.

Adding to 121104115 its reverse (511401121), we get a palindrome (632505236).

The spelling of 121104115 in words is "one hundred twenty-one million, one hundred four thousand, one hundred fifteen".