426145043 has 4 divisors (see below), whose sum is σ = 426209688. Its totient is φ = 426080400.

The previous prime is 426145033. The next prime is 426145051. The reversal of 426145043 is 340541624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426145043 - 2¹² = 426140947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426144997 and 426145015.

It is not an unprimeable number, because it can be changed into a prime (426145033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21146 + ... + 36047.

It is an arithmetic number, because the mean of its divisors is an integer number (106552422).

Almost surely, 2^426145043 is an apocalyptic number.

426145043 is a deficient number, since it is larger than the sum of its proper divisors (64645).

426145043 is an equidigital number, since it uses as much as digits as its factorization.

426145043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64644.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 426145043 is about 20643.2808196759. The cubic root of 426145043 is about 752.5219063317.

Adding to 426145043 its reverse (340541624), we get a palindrome (766686667).

The spelling of 426145043 in words is "four hundred twenty-six million, one hundred forty-five thousand, forty-three".