121394476 has 24 divisors (see below), whose sum is σ = 243079200. Its totient is φ = 51964032.

The previous prime is 121394473. The next prime is 121394509. The reversal of 121394476 is 674493121.

It is not an unprimeable number, because it can be changed into a prime (121394473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27306 + ... + 31438.

It is an arithmetic number, because the mean of its divisors is an integer number (10128300).

Almost surely, 2^121394476 is an apocalyptic number.

It is an amenable number.

121394476 is an abundant number, since it is smaller than the sum of its proper divisors (121684724).

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

121394476 is a wasteful number, since it uses less digits than its factorization.

121394476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193 (or 5191 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 121394476 is about 11017.9161369108. The cubic root of 121394476 is about 495.1456579136.

The spelling of 121394476 in words is "one hundred twenty-one million, three hundred ninety-four thousand, four hundred seventy-six".