12113340 has 24 divisors (see below), whose sum is σ = 33917520. Its totient is φ = 3230208.

The previous prime is 12113323. The next prime is 12113347. The reversal of 12113340 is 4331121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100885 + ... + 101004.

It is an arithmetic number, because the mean of its divisors is an integer number (1413230).

Almost surely, 2^12113340 is an apocalyptic number.

12113340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12113340 is an abundant number, since it is smaller than the sum of its proper divisors (21804180).

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

12113340 is a wasteful number, since it uses less digits than its factorization.

12113340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201901 (or 201899 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12113340 is about 3480.4223881592. The cubic root of 12113340 is about 229.6613794629.

Adding to 12113340 its reverse (4331121), we get a palindrome (16444461).

The spelling of 12113340 in words is "twelve million, one hundred thirteen thousand, three hundred forty".