11216456 has 32 divisors (see below), whose sum is σ = 22429440. Its totient is φ = 5246208.

The previous prime is 11216453. The next prime is 11216459. The reversal of 11216456 is 65461211.

It is an interprime number because it is at equal distance from previous prime (11216453) and next prime (11216459).

It is a super-3 number, since 3×11216456³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11216453) 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, 8000 + ... + 9296.

It is an arithmetic number, because the mean of its divisors is an integer number (700920).

Almost surely, 2^11216456 is an apocalyptic number.

It is an amenable number.

11216456 is a deficient number, since it is larger than the sum of its proper divisors (11212984).

11216456 is a wasteful number, since it uses less digits than its factorization.

11216456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373 (or 1369 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 11216456 is about 3349.0977889575. The cubic root of 11216456 is about 223.8473130382.

Adding to 11216456 its reverse (65461211), we get a palindrome (76677667).

The spelling of 11216456 in words is "eleven million, two hundred sixteen thousand, four hundred fifty-six".