20241323779 has 2 divisors, whose sum is σ = 20241323780. Its totient is φ = 20241323778.

The previous prime is 20241323771. The next prime is 20241323797. The reversal of 20241323779 is 97732314202.

It is a happy number.

Together with next prime (20241323797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20241323779 - 2³ = 20241323771 is a prime.

It is a super-2 number, since 2×20241323779² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20241323771) 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, 10120661889 + 10120661890.

It is an arithmetic number, because the mean of its divisors is an integer number (10120661890).

Almost surely, 2^20241323779 is an apocalyptic number.

20241323779 is a deficient number, since it is larger than the sum of its proper divisors (1).

20241323779 is an equidigital number, since it uses as much as digits as its factorization.

20241323779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 20241323779 in words is "twenty billion, two hundred forty-one million, three hundred twenty-three thousand, seven hundred seventy-nine".