121042414 has 32 divisors (see below), whose sum is σ = 203357952. Its totient is φ = 53760000.

The previous prime is 121042387. The next prime is 121042417. The reversal of 121042414 is 414240121.

It is a junction number, because it is equal to n+sod(n) for n = 121042391 and 121042400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121042417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41814 + ... + 44614.

It is an arithmetic number, because the mean of its divisors is an integer number (6354936).

Almost surely, 2^121042414 is an apocalyptic number.

121042414 is a deficient number, since it is larger than the sum of its proper divisors (82315538).

121042414 is a wasteful number, since it uses less digits than its factorization.

121042414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 121042414 is about 11001.9277401735. The cubic root of 121042414 is about 494.6665291309. Note that the first 3 decimals are identical.

Adding to 121042414 its reverse (414240121), we get a palindrome (535282535).

The spelling of 121042414 in words is "one hundred twenty-one million, forty-two thousand, four hundred fourteen".