42104142239 has 2 divisors, whose sum is σ = 42104142240. Its totient is φ = 42104142238.

The previous prime is 42104142221. The next prime is 42104142293. The reversal of 42104142239 is 93224140124.

Together with next prime (42104142293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42104142239 - 2³² = 37809174943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42104141239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21052071119 + 21052071120.

It is an arithmetic number, because the mean of its divisors is an integer number (21052071120).

Almost surely, 2^42104142239 is an apocalyptic number.

42104142239 is a deficient number, since it is larger than the sum of its proper divisors (1).

42104142239 is an equidigital number, since it uses as much as digits as its factorization.

42104142239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 42104142239 in words is "forty-two billion, one hundred four million, one hundred forty-two thousand, two hundred thirty-nine".