420114239 has 2 divisors, whose sum is σ = 420114240. Its totient is φ = 420114238.

The previous prime is 420114229. The next prime is 420114269. The reversal of 420114239 is 932411024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420114239 - 2⁴ = 420114223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420114209) 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 as a sum of consecutive naturals, namely, 210057119 + 210057120.

It is an arithmetic number, because the mean of its divisors is an integer number (210057120).

Almost surely, 2^420114239 is an apocalyptic number.

420114239 is a deficient number, since it is larger than the sum of its proper divisors (1).

420114239 is an equidigital number, since it uses as much as digits as its factorization.

420114239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 420114239 is about 20496.6884886315. The cubic root of 420114239 is about 748.9551310820.

The spelling of 420114239 in words is "four hundred twenty million, one hundred fourteen thousand, two hundred thirty-nine".