11345216 has 14 divisors (see below), whose sum is σ = 22513290. Its totient is φ = 5672576.

The previous prime is 11345203. The next prime is 11345219. The reversal of 11345216 is 61254311.

It can be written as a sum of positive squares in only one way, i.e., 8386816 + 2958400 = 2896^2 + 1720^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11345191 and 11345200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11345219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88571 + ... + 88698.

Almost surely, 2^11345216 is an apocalyptic number.

11345216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11345216 is a deficient number, since it is larger than the sum of its proper divisors (11168074).

11345216 is an equidigital number, since it uses as much as digits as its factorization.

11345216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177281 (or 177271 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 11345216 is about 3368.2660227482. The cubic root of 11345216 is about 224.7006125080.

Adding to 11345216 its reverse (61254311), we get a palindrome (72599527).

The spelling of 11345216 in words is "eleven million, three hundred forty-five thousand, two hundred sixteen".