121356604 has 12 divisors (see below), whose sum is σ = 213727864. Its totient is φ = 60291504.

The previous prime is 121356601. The next prime is 121356607. The reversal of 121356604 is 406653121.

It is an interprime number because it is at equal distance from previous prime (121356601) and next prime (121356607).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121356601) 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, 95994 + ... + 97249.

Almost surely, 2^121356604 is an apocalyptic number.

It is an amenable number.

121356604 is a deficient number, since it is larger than the sum of its proper divisors (92371260).

121356604 is a wasteful number, since it uses less digits than its factorization.

121356604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193404 (or 193402 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 121356604 is about 11016.1973475424. The cubic root of 121356604 is about 495.0941615924.

The spelling of 121356604 in words is "one hundred twenty-one million, three hundred fifty-six thousand, six hundred four".