121463421 has 8 divisors (see below), whose sum is σ = 162393984. Its totient is φ = 80754240.

The previous prime is 121463413. The next prime is 121463479. The reversal of 121463421 is 124364121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121463421 - 2³ = 121463413 is a prime.

It is a super-3 number, since 3×121463421³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 121463391 and 121463400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121463401) by changing a digit.

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, 54060 + ... + 56261.

It is an arithmetic number, because the mean of its divisors is an integer number (20299248).

Almost surely, 2^121463421 is an apocalyptic number.

It is an amenable number.

121463421 is a deficient number, since it is larger than the sum of its proper divisors (40930563).

121463421 is a wasteful number, since it uses less digits than its factorization.

121463421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110691.

The product of its digits is 1152, while the sum is 24.

The square root of 121463421 is about 11021.0444604856. The cubic root of 121463421 is about 495.2393781491.

The spelling of 121463421 in words is "one hundred twenty-one million, four hundred sixty-three thousand, four hundred twenty-one".