121355364 has 24 divisors (see below), whose sum is σ = 304944640. Its totient is φ = 37340064.

The previous prime is 121355347. The next prime is 121355371. The reversal of 121355364 is 463553121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388804 + ... + 389115.

Almost surely, 2^121355364 is an apocalyptic number.

It is an amenable number.

121355364 is an abundant number, since it is smaller than the sum of its proper divisors (183589276).

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

121355364 is a wasteful number, since it uses less digits than its factorization.

121355364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777939 (or 777937 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 121355364 is about 11016.1410666349. The cubic root of 121355364 is about 495.0924753256.

The spelling of 121355364 in words is "one hundred twenty-one million, three hundred fifty-five thousand, three hundred sixty-four".