11421064 has 16 divisors (see below), whose sum is σ = 22345920. Its totient is φ = 5462160.

The previous prime is 11421061. The next prime is 11421077. The reversal of 11421064 is 46012411.

It is not an unprimeable number, because it can be changed into a prime (11421061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30852 + ... + 31219.

It is an arithmetic number, because the mean of its divisors is an integer number (1396620).

Almost surely, 2^11421064 is an apocalyptic number.

It is an amenable number.

11421064 is a deficient number, since it is larger than the sum of its proper divisors (10924856).

11421064 is a wasteful number, since it uses less digits than its factorization.

11421064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62100 (or 62096 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 11421064 is about 3379.5064728448. The cubic root of 11421064 is about 225.2002431360.

Adding to 11421064 its reverse (46012411), we get a palindrome (57433475).

The spelling of 11421064 in words is "eleven million, four hundred twenty-one thousand, sixty-four".