20596453 has 2 divisors, whose sum is σ = 20596454. Its totient is φ = 20596452.

The previous prime is 20596451. The next prime is 20596463. The reversal of 20596453 is 35469502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16507969 + 4088484 = 4063^2 + 2022^2 .

It is a cyclic number.

It is not a de Polignac number, because 20596453 - 2¹ = 20596451 is a prime.

Together with 20596451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20596451) 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, 10298226 + 10298227.

It is an arithmetic number, because the mean of its divisors is an integer number (10298227).

Almost surely, 2^20596453 is an apocalyptic number.

It is an amenable number.

20596453 is a deficient number, since it is larger than the sum of its proper divisors (1).

20596453 is an equidigital number, since it uses as much as digits as its factorization.

20596453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 20596453 is about 4538.3315216057. The cubic root of 20596453 is about 274.1137441336.

The spelling of 20596453 in words is "twenty million, five hundred ninety-six thousand, four hundred fifty-three".