420410063 has 4 divisors (see below), whose sum is σ = 420689808. Its totient is φ = 420130320.

The previous prime is 420410033. The next prime is 420410117. The reversal of 420410063 is 360014024.

It is a happy number.

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 420410063 - 2²² = 416215759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420410033) 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, 137606 + ... + 140627.

It is an arithmetic number, because the mean of its divisors is an integer number (105172452).

Almost surely, 2^420410063 is an apocalyptic number.

420410063 is a deficient number, since it is larger than the sum of its proper divisors (279745).

420410063 is a wasteful number, since it uses less digits than its factorization.

420410063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279744.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 420410063 is about 20503.9036039482. The cubic root of 420410063 is about 749.1308824204.

Adding to 420410063 its reverse (360014024), we get a palindrome (780424087).

The spelling of 420410063 in words is "four hundred twenty million, four hundred ten thousand, sixty-three".