20413344053 has 2 divisors, whose sum is σ = 20413344054. Its totient is φ = 20413344052.

The previous prime is 20413344047. The next prime is 20413344131. The reversal of 20413344053 is 35044331402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11560980484 + 8852363569 = 107522^2 + 94087^2 .

It is a cyclic number.

It is not a de Polignac number, because 20413344053 - 2⁶ = 20413343989 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 (20413344253) by changing a digit.

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 as a sum of consecutive naturals, namely, 10206672026 + 10206672027.

It is an arithmetic number, because the mean of its divisors is an integer number (10206672027).

Almost surely, 2^20413344053 is an apocalyptic number.

It is an amenable number.

20413344053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413344053 is an equidigital number, since it uses as much as digits as its factorization.

20413344053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 20413344053 its reverse (35044331402), we get a palindrome (55457675455).

The spelling of 20413344053 in words is "twenty billion, four hundred thirteen million, three hundred forty-four thousand, fifty-three".