20411023352453 has 2 divisors, whose sum is σ = 20411023352454. Its totient is φ = 20411023352452.

The previous prime is 20411023352429. The next prime is 20411023352513. The reversal of 20411023352453 is 35425332011402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19844824291009 + 566199061444 = 4454753^2 + 752462^2 .

It is a cyclic number.

It is not a de Polignac number, because 20411023352453 - 2¹⁴ = 20411023336069 is a prime.

It is a super-2 number, since 2×20411023352453² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20411023352053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205511676226 + 10205511676227.

It is an arithmetic number, because the mean of its divisors is an integer number (10205511676227).

Almost surely, 2^{20411023352453} is an apocalyptic number.

It is an amenable number.

20411023352453 is a deficient number, since it is larger than the sum of its proper divisors (1).

20411023352453 is an equidigital number, since it uses as much as digits as its factorization.

20411023352453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 20411023352453 its reverse (35425332011402), we get a palindrome (55836355363855).

The spelling of 20411023352453 in words is "twenty trillion, four hundred eleven billion, twenty-three million, three hundred fifty-two thousand, four hundred fifty-three".