20273126053 has 2 divisors, whose sum is σ = 20273126054. Its totient is φ = 20273126052.

The previous prime is 20273126033. The next prime is 20273126189. The reversal of 20273126053 is 35062137202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13459944289 + 6813181764 = 116017^2 + 82542^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20273126053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20273126033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10136563026 + 10136563027.

It is an arithmetic number, because the mean of its divisors is an integer number (10136563027).

Almost surely, 2^20273126053 is an apocalyptic number.

It is an amenable number.

20273126053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20273126053 is an equidigital number, since it uses as much as digits as its factorization.

20273126053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 20273126053 in words is "twenty billion, two hundred seventy-three million, one hundred twenty-six thousand, fifty-three".