14145516 has 162 divisors, whose sum is σ = 47118708. Its totient is φ = 3674160.

The previous prime is 14145499. The next prime is 14145539. The reversal of 14145516 is 61554141.

14145516 is a `hidden beast` number, since 1 + 4 + 145 + 516 = 666.

It is a tau number, because it is divible by the number of its divisors (162).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 14145516.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 1285951 + ... + 1285961.

Almost surely, 2^14145516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14145516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23559354).

14145516 is an abundant number, since it is smaller than the sum of its proper divisors (32973192).

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

14145516 is an equidigital number, since it uses as much as digits as its factorization.

14145516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53 (or 23 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 14145516 is about 3761.0525122630. The cubic root of 14145516 is about 241.8463838509.

Adding to 14145516 its reverse (61554141), we get a palindrome (75699657).

It can be divided in two parts, 14 and 145516, that added together give a triangular number (145530 = T₅₃₉).

The spelling of 14145516 in words is "fourteen million, one hundred forty-five thousand, five hundred sixteen".