11143662 has 16 divisors (see below), whose sum is σ = 22321872. Its totient is φ = 3708800.

The previous prime is 11143631. The next prime is 11143667. The reversal of 11143662 is 26634111.

11143662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143667) 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, 4912 + ... + 6812.

It is an arithmetic number, because the mean of its divisors is an integer number (1395117).

Almost surely, 2^11143662 is an apocalyptic number.

11143662 is an abundant number, since it is smaller than the sum of its proper divisors (11178210).

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

11143662 is a wasteful number, since it uses less digits than its factorization.

11143662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883.

The product of its digits is 864, while the sum is 24.

The square root of 11143662 is about 3338.2123958790. The cubic root of 11143662 is about 223.3620106241.

Adding to 11143662 its reverse (26634111), we get a palindrome (37777773).

The spelling of 11143662 in words is "eleven million, one hundred forty-three thousand, six hundred sixty-two".