20453530226117 has 2 divisors, whose sum is σ = 20453530226118. Its totient is φ = 20453530226116.

The previous prime is 20453530226071. The next prime is 20453530226153. The reversal of 20453530226117 is 71162203535402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15879539587396 + 4573990638721 = 3984914^2 + 2138689^2 .

It is a cyclic number.

It is not a de Polignac number, because 20453530226117 - 2⁸ = 20453530225861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20453530226167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10226765113058 + 10226765113059.

It is an arithmetic number, because the mean of its divisors is an integer number (10226765113059).

Almost surely, 2^{20453530226117} is an apocalyptic number.

It is an amenable number.

20453530226117 is a deficient number, since it is larger than the sum of its proper divisors (1).

20453530226117 is an equidigital number, since it uses as much as digits as its factorization.

20453530226117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 20453530226117 in words is "twenty trillion, four hundred fifty-three billion, five hundred thirty million, two hundred twenty-six thousand, one hundred seventeen".