4102139519 has 2 divisors, whose sum is σ = 4102139520. Its totient is φ = 4102139518.

The previous prime is 4102139513. The next prime is 4102139549. The reversal of 4102139519 is 9159312014.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4102139519 - 2²⁰ = 4101090943 is a prime.

It is a super-2 number, since 2×4102139519² = 33655097266683102722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4102139513) 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, 2051069759 + 2051069760.

It is an arithmetic number, because the mean of its divisors is an integer number (2051069760).

Almost surely, 2^4102139519 is an apocalyptic number.

4102139519 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102139519 is an equidigital number, since it uses as much as digits as its factorization.

4102139519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 4102139519 is about 64047.9470318917. The cubic root of 4102139519 is about 1600.7990174520.

The spelling of 4102139519 in words is "four billion, one hundred two million, one hundred thirty-nine thousand, five hundred nineteen".