121606104 has 16 divisors (see below), whose sum is σ = 304015320. Its totient is φ = 40535360.

The previous prime is 121606103. The next prime is 121606109. The reversal of 121606104 is 401606121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121606103) 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, 2533437 + ... + 2533484.

Almost surely, 2^121606104 is an apocalyptic number.

It is an amenable number.

121606104 is an abundant number, since it is smaller than the sum of its proper divisors (182409216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121606104 is a wasteful number, since it uses less digits than its factorization.

121606104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5066930 (or 5066926 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 121606104 is about 11027.5157673884. The cubic root of 121606104 is about 495.4332213893.

The spelling of 121606104 in words is "one hundred twenty-one million, six hundred six thousand, one hundred four".