11102772 has 24 divisors (see below), whose sum is σ = 26510176. Its totient is φ = 3614688.

The previous prime is 11102753. The next prime is 11102801. The reversal of 11102772 is 27720111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 10243 + ... + 11274.

Almost surely, 2^11102772 is an apocalyptic number.

11102772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11102772 is an abundant number, since it is smaller than the sum of its proper divisors (15407404).

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

11102772 is a wasteful number, since it uses less digits than its factorization.

11102772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21567 (or 21565 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 21.

The square root of 11102772 is about 3332.0822318784. The cubic root of 11102772 is about 223.0884779648.

Adding to 11102772 its reverse (27720111), we get a palindrome (38822883).

The spelling of 11102772 in words is "eleven million, one hundred two thousand, seven hundred seventy-two".