11438315 has 12 divisors (see below), whose sum is σ = 15967296. Its totient is φ = 7843248.

The previous prime is 11438261. The next prime is 11438333. The reversal of 11438315 is 51383411.

11438315 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11438315 is a prime.

It is a Duffinian 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 in 11 ways as a sum of consecutive naturals, for example, 23099 + ... + 23588.

It is an arithmetic number, because the mean of its divisors is an integer number (1330608).

Almost surely, 2^11438315 is an apocalyptic number.

11438315 is a deficient number, since it is larger than the sum of its proper divisors (4528981).

11438315 is an equidigital number, since it uses as much as digits as its factorization.

11438315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46706 (or 46699 counting only the distinct ones).

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

The square root of 11438315 is about 3382.0578055379. The cubic root of 11438315 is about 225.3135710195.

The spelling of 11438315 in words is "eleven million, four hundred thirty-eight thousand, three hundred fifteen".