11033988 has 24 divisors (see below), whose sum is σ = 29424192. Its totient is φ = 3152544.

The previous prime is 11033987. The next prime is 11034013. The reversal of 11033988 is 88933011.

It is not an unprimeable number, because it can be changed into a prime (11033983) 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, 65595 + ... + 65762.

It is an arithmetic number, because the mean of its divisors is an integer number (1226008).

Almost surely, 2^11033988 is an apocalyptic number.

It is an amenable number.

11033988 is an abundant number, since it is smaller than the sum of its proper divisors (18390204).

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

11033988 is a wasteful number, since it uses less digits than its factorization.

11033988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131371 (or 131369 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 11033988 is about 3321.7447222807. The cubic root of 11033988 is about 222.6268300174.

Adding to 11033988 its reverse (88933011), we get a palindrome (99966999).

It can be divided in two parts, 11033 and 988, that added together give a palindrome (12021).

The spelling of 11033988 in words is "eleven million, thirty-three thousand, nine hundred eighty-eight".