11231072 has 12 divisors (see below), whose sum is σ = 22111236. Its totient is φ = 5615520.

The previous prime is 11231069. The next prime is 11231081. The reversal of 11231072 is 27013211.

It is a super-2 number, since 2×11231072² = 252273956538368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11231072.

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 as a sum of consecutive naturals, namely, 175454 + ... + 175517.

It is an arithmetic number, because the mean of its divisors is an integer number (1842603).

Almost surely, 2^11231072 is an apocalyptic number.

It is an amenable number.

11231072 is a deficient number, since it is larger than the sum of its proper divisors (10880164).

11231072 is an equidigital number, since it uses as much as digits as its factorization.

11231072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350981 (or 350973 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 11231072 is about 3351.2791587691. The cubic root of 11231072 is about 223.9445015569.

Adding to 11231072 its reverse (27013211), we get a palindrome (38244283).

The spelling of 11231072 in words is "eleven million, two hundred thirty-one thousand, seventy-two".