121163604 has 48 divisors (see below), whose sum is σ = 294762048. Its totient is φ = 38700288.

The previous prime is 121163599. The next prime is 121163611. The reversal of 121163604 is 406361121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27712 + ... + 31784.

It is an arithmetic number, because the mean of its divisors is an integer number (6140876).

Almost surely, 2^121163604 is an apocalyptic number.

It is an amenable number.

121163604 is an abundant number, since it is smaller than the sum of its proper divisors (173598444).

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

121163604 is a wasteful number, since it uses less digits than its factorization.

121163604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4184 (or 4182 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 121163604 is about 11007.4340334158. The cubic root of 121163604 is about 494.8315639551.

The spelling of 121163604 in words is "one hundred twenty-one million, one hundred sixty-three thousand, six hundred four".