420060079 has 2 divisors, whose sum is σ = 420060080. Its totient is φ = 420060078.

The previous prime is 420060073. The next prime is 420060083. The reversal of 420060079 is 970060024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420060079 - 2³ = 420060071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420060071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210030039 + 210030040.

It is an arithmetic number, because the mean of its divisors is an integer number (210030040).

Almost surely, 2^420060079 is an apocalyptic number.

420060079 is a deficient number, since it is larger than the sum of its proper divisors (1).

420060079 is an equidigital number, since it uses as much as digits as its factorization.

420060079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 420060079 is about 20495.3672570169. The cubic root of 420060079 is about 748.9229452705.

Subtracting 420060079 from its reverse (970060024), we obtain a palindrome (549999945).

The spelling of 420060079 in words is "four hundred twenty million, sixty thousand, seventy-nine".