121416382 has 16 divisors (see below), whose sum is σ = 184028832. Its totient is φ = 60076800.

The previous prime is 121416377. The next prime is 121416437. The reversal of 121416382 is 283614121.

It is a self number, because there is not a number n which added to its sum of digits gives 121416382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101178 + ... + 102370.

It is an arithmetic number, because the mean of its divisors is an integer number (11501802).

Almost surely, 2^121416382 is an apocalyptic number.

121416382 is a deficient number, since it is larger than the sum of its proper divisors (62612450).

121416382 is a wasteful number, since it uses less digits than its factorization.

121416382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683.

The product of its digits is 2304, while the sum is 28.

The square root of 121416382 is about 11018.9102001968. The cubic root of 121416382 is about 495.1754396323.

The spelling of 121416382 in words is "one hundred twenty-one million, four hundred sixteen thousand, three hundred eighty-two".