13316140 has 24 divisors (see below), whose sum is σ = 28032480. Its totient is φ = 5313408.

The previous prime is 13316129. The next prime is 13316141. The reversal of 13316140 is 4161331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13316141) 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, 15769 + ... + 16591.

It is an arithmetic number, because the mean of its divisors is an integer number (1168020).

Almost surely, 2^13316140 is an apocalyptic number.

13316140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13316140 is an abundant number, since it is smaller than the sum of its proper divisors (14716340).

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

13316140 is a wasteful number, since it uses less digits than its factorization.

13316140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641 (or 1639 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 13316140 is about 3649.1286631195. The cubic root of 13316140 is about 237.0242517036.

Adding to 13316140 its reverse (4161331), we get a palindrome (17477471).

It can be divided in two parts, 13316 and 140, that added together give a square (13456 = 116²).

The spelling of 13316140 in words is "thirteen million, three hundred sixteen thousand, one hundred forty".