20063343 has 4 divisors (see below), whose sum is σ = 26751128. Its totient is φ = 13375560.

The previous prime is 20063339. The next prime is 20063369. The reversal of 20063343 is 34336002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20063343 - 2² = 20063339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20063243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3343888 + ... + 3343893.

It is an arithmetic number, because the mean of its divisors is an integer number (6687782).

Almost surely, 2^20063343 is an apocalyptic number.

20063343 is a deficient number, since it is larger than the sum of its proper divisors (6687785).

20063343 is an equidigital number, since it uses as much as digits as its factorization.

20063343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6687784.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 20063343 is about 4479.2123191472. The cubic root of 20063343 is about 271.7280252504.

Adding to 20063343 its reverse (34336002), we get a palindrome (54399345).

The spelling of 20063343 in words is "twenty million, sixty-three thousand, three hundred forty-three".