420041 has 2 divisors, whose sum is σ = 420042. Its totient is φ = 420040.

The previous prime is 420037. The next prime is 420047. The reversal of 420041 is 140024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364816 + 55225 = 604^2 + 235^2 .

It is a cyclic number.

It is not a de Polignac number, because 420041 - 2² = 420037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 420041.

It is not a weakly prime, because it can be changed into another prime (420047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210020 + 210021.

It is an arithmetic number, because the mean of its divisors is an integer number (210021).

2⁴²⁰⁰⁴¹ is an apocalyptic number.

It is an amenable number.

420041 is a deficient number, since it is larger than the sum of its proper divisors (1).

420041 is an equidigital number, since it uses as much as digits as its factorization.

420041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 420041 is about 648.1057012556. The cubic root of 420041 is about 74.8911606482.

Adding to 420041 its reverse (140024), we get a palindrome (560065).

The spelling of 420041 in words is "four hundred twenty thousand, forty-one", and thus it is an iban number.