14311040 has 64 divisors (see below), whose sum is σ = 34884000. Its totient is φ = 5612544.

The previous prime is 14311039. The next prime is 14311051. The reversal of 14311040 is 4011341.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

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, 37571 + ... + 37949.

Almost surely, 2^14311040 is an apocalyptic number.

14311040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14311040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17442000).

14311040 is an abundant number, since it is smaller than the sum of its proper divisors (20572960).

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

14311040 is an equidigital number, since it uses as much as digits as its factorization.

14311040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 445 counting only the distinct ones).

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

The square root of 14311040 is about 3782.9935236529. The cubic root of 14311040 is about 242.7860513615.

Adding to 14311040 its reverse (4011341), we get a palindrome (18322381).

The spelling of 14311040 in words is "fourteen million, three hundred eleven thousand, forty".