20143314 has 24 divisors (see below), whose sum is σ = 43735692. Its totient is φ = 6700320.

The previous prime is 20143301. The next prime is 20143327. The reversal of 20143314 is 41334102.

Added to its reverse (41334102) it gives a triangular number (61477416 = T₁₁₀₈₈).

It is an interprime number because it is at equal distance from previous prime (20143301) and next prime (20143327).

It can be written as a sum of positive squares in 2 ways, for example, as 19954089 + 189225 = 4467^2 + 435^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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 11 ways as a sum of consecutive naturals, for example, 11052 + ... + 12744.

Almost surely, 2^20143314 is an apocalyptic number.

20143314 is an abundant number, since it is smaller than the sum of its proper divisors (23592378).

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

20143314 is a wasteful number, since it uses less digits than its factorization.

20143314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362 (or 2359 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 20143314 is about 4488.1303457008. The cubic root of 20143314 is about 272.0885758958.

Adding to 20143314 its reverse (41334102), we get a palindrome (61477416).

The spelling of 20143314 in words is "twenty million, one hundred forty-three thousand, three hundred fourteen".