13203340 has 12 divisors (see below), whose sum is σ = 27727056. Its totient is φ = 5281328.

The previous prime is 13203319. The next prime is 13203361. The reversal of 13203340 is 4330231.

It is an interprime number because it is at equal distance from previous prime (13203319) and next prime (13203361).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330064 + ... + 330103.

It is an arithmetic number, because the mean of its divisors is an integer number (2310588).

Almost surely, 2^13203340 is an apocalyptic number.

13203340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13203340 is an abundant number, since it is smaller than the sum of its proper divisors (14523716).

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

13203340 is a wasteful number, since it uses less digits than its factorization.

13203340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660176 (or 660174 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 13203340 is about 3633.6400482161. The cubic root of 13203340 is about 236.3530815620.

Adding to 13203340 its reverse (4330231), we get a palindrome (17533571).

The spelling of 13203340 in words is "thirteen million, two hundred three thousand, three hundred forty".