11421210 has 16 divisors (see below), whose sum is σ = 27410976. Its totient is φ = 3045648.

The previous prime is 11421209. The next prime is 11421211. The reversal of 11421210 is 1212411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11421209) and next prime (11421211).

It is not an unprimeable number, because it can be changed into a prime (11421211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190324 + ... + 190383.

It is an arithmetic number, because the mean of its divisors is an integer number (1713186).

Almost surely, 2^11421210 is an apocalyptic number.

11421210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11421210 is an abundant number, since it is smaller than the sum of its proper divisors (15989766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11421210 is a wasteful number, since it uses less digits than its factorization.

11421210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380717.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 11421210 is about 3379.5280735629. The cubic root of 11421210 is about 225.2012027400.

Adding to 11421210 its reverse (1212411), we get a palindrome (12633621).

The spelling of 11421210 in words is "eleven million, four hundred twenty-one thousand, two hundred ten".