11327138 has 4 divisors (see below), whose sum is σ = 16990710. Its totient is φ = 5663568.

The previous prime is 11327137. The next prime is 11327149. The reversal of 11327138 is 83172311.

11327138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8254129 + 3073009 = 2873^2 + 1753^2 .

It is not an unprimeable number, because it can be changed into a prime (11327131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2831783 + ... + 2831786.

Almost surely, 2^11327138 is an apocalyptic number.

11327138 is a deficient number, since it is larger than the sum of its proper divisors (5663572).

11327138 is an equidigital number, since it uses as much as digits as its factorization.

11327138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663571.

The product of its digits is 1008, while the sum is 26.

The square root of 11327138 is about 3365.5813762261. The cubic root of 11327138 is about 224.5811995564.

Adding to 11327138 its reverse (83172311), we get a palindrome (94499449).

The spelling of 11327138 in words is "eleven million, three hundred twenty-seven thousand, one hundred thirty-eight".