11138384 has 10 divisors (see below), whose sum is σ = 21580650. Its totient is φ = 5569184.

The previous prime is 11138377. The next prime is 11138423. The reversal of 11138384 is 48383111.

11138384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8248384 + 2890000 = 2872^2 + 1700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348059 + ... + 348090.

It is an arithmetic number, because the mean of its divisors is an integer number (2158065).

Almost surely, 2^11138384 is an apocalyptic number.

It is an amenable number.

11138384 is a deficient number, since it is larger than the sum of its proper divisors (10442266).

11138384 is an equidigital number, since it uses as much as digits as its factorization.

11138384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696157 (or 696151 counting only the distinct ones).

The product of its digits is 2304, while the sum is 29.

The square root of 11138384 is about 3337.4217593825. The cubic root of 11138384 is about 223.3267412227.

It can be divided in two parts, 111 and 38384, that multiplied together give a palindrome (4260624).

The spelling of 11138384 in words is "eleven million, one hundred thirty-eight thousand, three hundred eighty-four".