20035043519 has 2 divisors, whose sum is σ = 20035043520. Its totient is φ = 20035043518.

The previous prime is 20035043491. The next prime is 20035043521. The reversal of 20035043519 is 91534053002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20035043519 - 2¹⁶ = 20034977983 is a prime.

It is a super-2 number, since 2×20035043519² (a number of 21 digits) contains 22 as substring.

Together with 20035043521, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20005043519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10017521759 + 10017521760.

It is an arithmetic number, because the mean of its divisors is an integer number (10017521760).

Almost surely, 2^20035043519 is an apocalyptic number.

20035043519 is a deficient number, since it is larger than the sum of its proper divisors (1).

20035043519 is an equidigital number, since it uses as much as digits as its factorization.

20035043519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 20035043519 in words is "twenty billion, thirty-five million, forty-three thousand, five hundred nineteen".