420060317 has 2 divisors, whose sum is σ = 420060318. Its totient is φ = 420060316.

The previous prime is 420060307. The next prime is 420060337. The reversal of 420060317 is 713060024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 390694756 + 29365561 = 19766^2 + 5419^2 .

It is a cyclic number.

It is not a de Polignac number, because 420060317 - 2¹⁶ = 419994781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420060292 and 420060301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420060307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210030158 + 210030159.

It is an arithmetic number, because the mean of its divisors is an integer number (210030159).

Almost surely, 2^420060317 is an apocalyptic number.

It is an amenable number.

420060317 is a deficient number, since it is larger than the sum of its proper divisors (1).

420060317 is an equidigital number, since it uses as much as digits as its factorization.

420060317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 420060317 is about 20495.3730632062. The cubic root of 420060317 is about 748.9230867134.

The spelling of 420060317 in words is "four hundred twenty million, sixty thousand, three hundred seventeen".