11309463 has 24 divisors (see below), whose sum is σ = 18485376. Its totient is φ = 6852600.

The previous prime is 11309411. The next prime is 11309483. The reversal of 11309463 is 36490311.

11309463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11309463 - 2¹² = 11305367 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11309483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 558 + ... + 4788.

It is an arithmetic number, because the mean of its divisors is an integer number (770224).

Almost surely, 2^11309463 is an apocalyptic number.

11309463 is a deficient number, since it is larger than the sum of its proper divisors (7175913).

11309463 is an equidigital number, since it uses as much as digits as its factorization.

11309463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4257 (or 4245 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 11309463 is about 3362.9545045986. The cubic root of 11309463 is about 224.4643256922.

Adding to 11309463 its reverse (36490311), we get a palindrome (47799774).

The spelling of 11309463 in words is "eleven million, three hundred nine thousand, four hundred sixty-three".