234420999959 has 2 divisors, whose sum is σ = 234420999960. Its totient is φ = 234420999958.

The previous prime is 234420999929. The next prime is 234420999961. The reversal of 234420999959 is 959999024432.

234420999959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234420999959 is a prime.

It is a Sophie Germain prime.

Together with 234420999961, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 234420999895 and 234420999904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234420999929) 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, 117210499979 + 117210499980.

It is an arithmetic number, because the mean of its divisors is an integer number (117210499980).

Almost surely, 2^234420999959 is an apocalyptic number.

234420999959 is a deficient number, since it is larger than the sum of its proper divisors (1).

234420999959 is an equidigital number, since it uses as much as digits as its factorization.

234420999959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56687040, while the sum is 65.

The spelling of 234420999959 in words is "two hundred thirty-four billion, four hundred twenty million, nine hundred ninety-nine thousand, nine hundred fifty-nine".