11304345 has 32 divisors (see below), whose sum is σ = 20160000. Its totient is φ = 5370624.

The previous prime is 11304343. The next prime is 11304361. The reversal of 11304345 is 54340311.

It is not a de Polignac number, because 11304345 - 2¹ = 11304343 is a prime.

It is a super-3 number, since 3×11304345³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11304343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4656 + ... + 6654.

It is an arithmetic number, because the mean of its divisors is an integer number (630000).

Almost surely, 2^11304345 is an apocalyptic number.

11304345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11304345 is a deficient number, since it is larger than the sum of its proper divisors (8855655).

11304345 is a wasteful number, since it uses less digits than its factorization.

11304345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 11304345 is about 3362.1934804529. The cubic root of 11304345 is about 224.4304607847.

Adding to 11304345 its reverse (54340311), we get a palindrome (65644656).

The spelling of 11304345 in words is "eleven million, three hundred four thousand, three hundred forty-five".