121197604 has 12 divisors (see below), whose sum is σ = 231377328. Its totient is φ = 55089800.

The previous prime is 121197589. The next prime is 121197611. The reversal of 121197604 is 406791121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377202 + ... + 1377289.

It is an arithmetic number, because the mean of its divisors is an integer number (19281444).

Almost surely, 2^121197604 is an apocalyptic number.

It is an amenable number.

121197604 is a deficient number, since it is larger than the sum of its proper divisors (110179724).

121197604 is a wasteful number, since it uses less digits than its factorization.

121197604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754506 (or 2754504 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 121197604 is about 11008.9783358857. The cubic root of 121197604 is about 494.8778449041.

It can be divided in two parts, 121197 and 604, that added together give a square (121801 = 349²).

The spelling of 121197604 in words is "one hundred twenty-one million, one hundred ninety-seven thousand, six hundred four".