121104411 has 4 divisors (see below), whose sum is σ = 161472552. Its totient is φ = 80736272.

The previous prime is 121104409. The next prime is 121104421. The reversal of 121104411 is 114401121.

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 121104411 - 2¹ = 121104409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121104421) 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, 20184066 + ... + 20184071.

It is an arithmetic number, because the mean of its divisors is an integer number (40368138).

Almost surely, 2^121104411 is an apocalyptic number.

121104411 is a deficient number, since it is larger than the sum of its proper divisors (40368141).

121104411 is an equidigital number, since it uses as much as digits as its factorization.

121104411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40368140.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 121104411 is about 11004.7449311649. The cubic root of 121104411 is about 494.7509695220.

Adding to 121104411 its reverse (114401121), we get a palindrome (235505532).

The spelling of 121104411 in words is "one hundred twenty-one million, one hundred four thousand, four hundred eleven".