11434421 has 8 divisors (see below), whose sum is σ = 12288960. Its totient is φ = 10600128.

The previous prime is 11434417. The next prime is 11434429. The reversal of 11434421 is 12443411.

11434421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11434421 - 2² = 11434417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11434393 and 11434402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11434429) 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, 3881 + ... + 6158.

It is an arithmetic number, because the mean of its divisors is an integer number (1536120).

Almost surely, 2^11434421 is an apocalyptic number.

It is an amenable number.

11434421 is a deficient number, since it is larger than the sum of its proper divisors (854539).

11434421 is a wasteful number, since it uses less digits than its factorization.

11434421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10123.

The product of its digits is 384, while the sum is 20.

The square root of 11434421 is about 3381.4820715183. The cubic root of 11434421 is about 225.2879999272.

Adding to 11434421 its reverse (12443411), we get a palindrome (23877832).

The spelling of 11434421 in words is "eleven million, four hundred thirty-four thousand, four hundred twenty-one".