11346421 has 4 divisors (see below), whose sum is σ = 11367712. Its totient is φ = 11325132.

The previous prime is 11346409. The next prime is 11346437. The reversal of 11346421 is 12464311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11346421 - 2⁵ = 11346389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11346392 and 11346401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11346451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9825 + ... + 10918.

It is an arithmetic number, because the mean of its divisors is an integer number (2841928).

Almost surely, 2^11346421 is an apocalyptic number.

It is an amenable number.

11346421 is a deficient number, since it is larger than the sum of its proper divisors (21291).

11346421 is an equidigital number, since it uses as much as digits as its factorization.

11346421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21290.

The product of its digits is 576, while the sum is 22.

The square root of 11346421 is about 3368.4448934189. Note that the first 3 decimals coincide. The cubic root of 11346421 is about 224.7085675395.

The spelling of 11346421 in words is "eleven million, three hundred forty-six thousand, four hundred twenty-one".