20364126043 has 2 divisors, whose sum is σ = 20364126044. Its totient is φ = 20364126042.

The previous prime is 20364126037. The next prime is 20364126077. The reversal of 20364126043 is 34062146302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20364126043 - 2⁵ = 20364126011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20364125996 and 20364126014.

It is not a weakly prime, because it can be changed into another prime (20364124043) 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, 10182063021 + 10182063022.

It is an arithmetic number, because the mean of its divisors is an integer number (10182063022).

Almost surely, 2^20364126043 is an apocalyptic number.

20364126043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20364126043 is an equidigital number, since it uses as much as digits as its factorization.

20364126043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 20364126043 in words is "twenty billion, three hundred sixty-four million, one hundred twenty-six thousand, forty-three".