11207712 has 24 divisors (see below), whose sum is σ = 29420496. Its totient is φ = 3735872.

The previous prime is 11207711. The next prime is 11207723. The reversal of 11207712 is 21770211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×11207712² = 251225616549888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11207711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58278 + ... + 58469.

It is an arithmetic number, because the mean of its divisors is an integer number (1225854).

Almost surely, 2^11207712 is an apocalyptic number.

11207712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11207712 is an abundant number, since it is smaller than the sum of its proper divisors (18212784).

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

11207712 is a wasteful number, since it uses less digits than its factorization.

11207712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116760 (or 116752 counting only the distinct ones).

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

The square root of 11207712 is about 3347.7921082409. The cubic root of 11207712 is about 223.7891297835.

Adding to 11207712 its reverse (21770211), we get a palindrome (32977923).

The spelling of 11207712 in words is "eleven million, two hundred seven thousand, seven hundred twelve".