4142681539 has 2 divisors, whose sum is σ = 4142681540. Its totient is φ = 4142681538.

The previous prime is 4142681531. The next prime is 4142681551. The reversal of 4142681539 is 9351862414.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4142681539 - 2³ = 4142681531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4142681495 and 4142681504.

It is not a weakly prime, because it can be changed into another prime (4142681531) 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, 2071340769 + 2071340770.

It is an arithmetic number, because the mean of its divisors is an integer number (2071340770).

Almost surely, 2^4142681539 is an apocalyptic number.

4142681539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4142681539 is an equidigital number, since it uses as much as digits as its factorization.

4142681539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The square root of 4142681539 is about 64363.6662955118. Note that the first 3 decimals coincide. The cubic root of 4142681539 is about 1606.0553792187.

The spelling of 4142681539 in words is "four billion, one hundred forty-two million, six hundred eighty-one thousand, five hundred thirty-nine".