420414143047 has 2 divisors, whose sum is σ = 420414143048. Its totient is φ = 420414143046.

The previous prime is 420414143011. The next prime is 420414143077. The reversal of 420414143047 is 740341414024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420414143047 - 2¹⁵ = 420414110279 is a prime.

It is a super-3 number, since 3×420414143047³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420414143077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210207071523 + 210207071524.

It is an arithmetic number, because the mean of its divisors is an integer number (210207071524).

Almost surely, 2^420414143047 is an apocalyptic number.

420414143047 is a deficient number, since it is larger than the sum of its proper divisors (1).

420414143047 is an equidigital number, since it uses as much as digits as its factorization.

420414143047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

The spelling of 420414143047 in words is "four hundred twenty billion, four hundred fourteen million, one hundred forty-three thousand, forty-seven".