426811043 has 2 divisors, whose sum is σ = 426811044. Its totient is φ = 426811042.

The previous prime is 426811039. The next prime is 426811051. The reversal of 426811043 is 340118624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426811043 - 2² = 426811039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426810997 and 426811015.

It is not a weakly prime, because it can be changed into another prime (426811643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213405521 + 213405522.

It is an arithmetic number, because the mean of its divisors is an integer number (213405522).

Almost surely, 2^426811043 is an apocalyptic number.

426811043 is a deficient number, since it is larger than the sum of its proper divisors (1).

426811043 is an equidigital number, since it uses as much as digits as its factorization.

426811043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 426811043 is about 20659.4056787701. The cubic root of 426811043 is about 752.9137281109.

Adding to 426811043 its reverse (340118624), we get a palindrome (766929667).

The spelling of 426811043 in words is "four hundred twenty-six million, eight hundred eleven thousand, forty-three".