42043112341 has 2 divisors, whose sum is σ = 42043112342. Its totient is φ = 42043112340.

The previous prime is 42043112323. The next prime is 42043112381. The reversal of 42043112341 is 14321134024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40593787441 + 1449324900 = 201479^2 + 38070^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42043112341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42043112381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21021556170 + 21021556171.

It is an arithmetic number, because the mean of its divisors is an integer number (21021556171).

Almost surely, 2^42043112341 is an apocalyptic number.

It is an amenable number.

42043112341 is a deficient number, since it is larger than the sum of its proper divisors (1).

42043112341 is an equidigital number, since it uses as much as digits as its factorization.

42043112341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 42043112341 its reverse (14321134024), we get a palindrome (56364246365).

The spelling of 42043112341 in words is "forty-two billion, forty-three million, one hundred twelve thousand, three hundred forty-one".