420043041 has 12 divisors (see below), whose sum is σ = 661886160. Its totient is φ = 254571480.

The previous prime is 420043027. The next prime is 420043081. The reversal of 420043041 is 140340024.

It is not a de Polignac number, because 420043041 - 2⁶ = 420042977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420043081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2121331 + ... + 2121528.

It is an arithmetic number, because the mean of its divisors is an integer number (55157180).

Almost surely, 2^420043041 is an apocalyptic number.

It is an amenable number.

420043041 is a deficient number, since it is larger than the sum of its proper divisors (241843119).

420043041 is a wasteful number, since it uses less digits than its factorization.

420043041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4242876 (or 4242873 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 420043041 is about 20494.9515978936. The cubic root of 420043041 is about 748.9128194795.

Adding to 420043041 its reverse (140340024), we get a palindrome (560383065).

The spelling of 420043041 in words is "four hundred twenty million, forty-three thousand, forty-one".