11327540 has 24 divisors (see below), whose sum is σ = 27186432. Its totient is φ = 3883680.

The previous prime is 11327539. The next prime is 11327543. The reversal of 11327540 is 4572311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11327543) 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, 40316 + ... + 40595.

It is an arithmetic number, because the mean of its divisors is an integer number (1132768).

Almost surely, 2^11327540 is an apocalyptic number.

11327540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11327540 is an abundant number, since it is smaller than the sum of its proper divisors (15858892).

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

11327540 is a wasteful number, since it uses less digits than its factorization.

11327540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80927 (or 80925 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 11327540 is about 3365.6410979188. The cubic root of 11327540 is about 224.5838563197.

Adding to 11327540 its reverse (4572311), we get a palindrome (15899851).

The spelling of 11327540 in words is "eleven million, three hundred twenty-seven thousand, five hundred forty".