11408538 has 16 divisors (see below), whose sum is σ = 22985280. Its totient is φ = 3774816.

The previous prime is 11408497. The next prime is 11408539. The reversal of 11408538 is 83580411.

It is not an unprimeable number, because it can be changed into a prime (11408539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6118 + ... + 7761.

It is an arithmetic number, because the mean of its divisors is an integer number (1436580).

Almost surely, 2^11408538 is an apocalyptic number.

11408538 is an abundant number, since it is smaller than the sum of its proper divisors (11576742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11408538 is a wasteful number, since it uses less digits than its factorization.

11408538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14021.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 11408538 is about 3377.6527352586. The cubic root of 11408538 is about 225.1178839055.

Adding to 11408538 its reverse (83580411), we get a palindrome (94988949).

The spelling of 11408538 in words is "eleven million, four hundred eight thousand, five hundred thirty-eight".