42130944019 has 2 divisors, whose sum is σ = 42130944020. Its totient is φ = 42130944018.

The previous prime is 42130943893. The next prime is 42130944029. The reversal of 42130944019 is 91044903124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42130944019 - 2¹¹ = 42130941971 is a prime.

It is a super-2 number, since 2×42130944019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42130944029) 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, 21065472009 + 21065472010.

It is an arithmetic number, because the mean of its divisors is an integer number (21065472010).

Almost surely, 2^42130944019 is an apocalyptic number.

42130944019 is a deficient number, since it is larger than the sum of its proper divisors (1).

42130944019 is an equidigital number, since it uses as much as digits as its factorization.

42130944019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 42130944019 in words is "forty-two billion, one hundred thirty million, nine hundred forty-four thousand, nineteen".