11721062 has 16 divisors (see below), whose sum is σ = 18627840. Its totient is φ = 5515848.

The previous prime is 11721049. The next prime is 11721077. The reversal of 11721062 is 26012711.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5423 + ... + 7269.

It is an arithmetic number, because the mean of its divisors is an integer number (1164240).

Almost surely, 2^11721062 is an apocalyptic number.

11721062 is a deficient number, since it is larger than the sum of its proper divisors (6906778).

11721062 is a wasteful number, since it uses less digits than its factorization.

11721062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 11721062 is about 3423.6036569673. The cubic root of 11721062 is about 227.1550106607.

Adding to 11721062 its reverse (26012711), we get a palindrome (37733773).

The spelling of 11721062 in words is "eleven million, seven hundred twenty-one thousand, sixty-two".