420079063 has 2 divisors, whose sum is σ = 420079064. Its totient is φ = 420079062.

The previous prime is 420079039. The next prime is 420079069. The reversal of 420079063 is 360970024.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420079063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420079069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210039531 + 210039532.

It is an arithmetic number, because the mean of its divisors is an integer number (210039532).

Almost surely, 2^420079063 is an apocalyptic number.

420079063 is a deficient number, since it is larger than the sum of its proper divisors (1).

420079063 is an equidigital number, since it uses as much as digits as its factorization.

420079063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 420079063 is about 20495.8303808360. The cubic root of 420079063 is about 748.9342272590.

The spelling of 420079063 in words is "four hundred twenty million, seventy-nine thousand, sixty-three".