425005043 has 4 divisors (see below), whose sum is σ = 425397120. Its totient is φ = 424612968.

The previous prime is 425005037. The next prime is 425005073. The reversal of 425005043 is 340500524.

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 425005043 - 2⁴ = 425005027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425005033) 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 in 3 ways as a sum of consecutive naturals, for example, 194408 + ... + 196581.

It is an arithmetic number, because the mean of its divisors is an integer number (106349280).

Almost surely, 2^425005043 is an apocalyptic number.

425005043 is a deficient number, since it is larger than the sum of its proper divisors (392077).

425005043 is a wasteful number, since it uses less digits than its factorization.

425005043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392076.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 425005043 is about 20615.6504384412. The cubic root of 425005043 is about 751.8502718679.

Adding to 425005043 its reverse (340500524), we get a palindrome (765505567).

The spelling of 425005043 in words is "four hundred twenty-five million, five thousand, forty-three".