20043053 has 2 divisors, whose sum is σ = 20043054. Its totient is φ = 20043052.

The previous prime is 20043007. The next prime is 20043059. The reversal of 20043053 is 35034002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15038884 + 5004169 = 3878^2 + 2237^2 .

It is a cyclic number.

It is not a de Polignac number, because 20043053 - 2²⁰ = 18994477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20043059) by changing a digit.

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 as a sum of consecutive naturals, namely, 10021526 + 10021527.

It is an arithmetic number, because the mean of its divisors is an integer number (10021527).

Almost surely, 2^20043053 is an apocalyptic number.

It is an amenable number.

20043053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20043053 is an equidigital number, since it uses as much as digits as its factorization.

20043053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 20043053 is about 4476.9468390858. The cubic root of 20043053 is about 271.6363951031.

Adding to 20043053 its reverse (35034002), we get a palindrome (55077055).

The spelling of 20043053 in words is "twenty million, forty-three thousand, fifty-three".