20242015543 has 2 divisors, whose sum is σ = 20242015544. Its totient is φ = 20242015542.

The previous prime is 20242015489. The next prime is 20242015561. The reversal of 20242015543 is 34551024202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20242015543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20242015043) 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, 10121007771 + 10121007772.

It is an arithmetic number, because the mean of its divisors is an integer number (10121007772).

Almost surely, 2^20242015543 is an apocalyptic number.

20242015543 is a deficient number, since it is larger than the sum of its proper divisors (1).

20242015543 is an equidigital number, since it uses as much as digits as its factorization.

20242015543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 20242015543 its reverse (34551024202), we get a palindrome (54793039745).

The spelling of 20242015543 in words is "twenty billion, two hundred forty-two million, fifteen thousand, five hundred forty-three".