11340140 has 24 divisors (see below), whose sum is σ = 27216672. Its totient is φ = 3888000.

The previous prime is 11340137. The next prime is 11340143. The reversal of 11340140 is 4104311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11340137) and next prime (11340143).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (11340143) 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, 40361 + ... + 40640.

It is an arithmetic number, because the mean of its divisors is an integer number (1134028).

Almost surely, 2^11340140 is an apocalyptic number.

11340140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11340140 is an abundant number, since it is smaller than the sum of its proper divisors (15876532).

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

11340140 is a wasteful number, since it uses less digits than its factorization.

11340140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81017 (or 81015 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11340140 is about 3367.5124350179. The cubic root of 11340140 is about 224.6670961649.

Adding to 11340140 its reverse (4104311), we get a palindrome (15444451).

It can be divided in two parts, 11340 and 140, that multiplied together give a square (1587600 = 1260²).

The spelling of 11340140 in words is "eleven million, three hundred forty thousand, one hundred forty".