234000139 has 2 divisors, whose sum is σ = 234000140. Its totient is φ = 234000138.

The previous prime is 234000097. The next prime is 234000163. The reversal of 234000139 is 931000432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234000139 - 2¹⁷ = 233869067 is a prime.

It is not a weakly prime, because it can be changed into another prime (234000439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117000069 + 117000070.

It is an arithmetic number, because the mean of its divisors is an integer number (117000070).

Almost surely, 2^234000139 is an apocalyptic number.

234000139 is a deficient number, since it is larger than the sum of its proper divisors (1).

234000139 is an equidigital number, since it uses as much as digits as its factorization.

234000139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 234000139 is about 15297.0630841348. The cubic root of 234000139 is about 616.2241367907.

The spelling of 234000139 in words is "two hundred thirty-four million, one hundred thirty-nine", and thus it is an aban number.