42043005531419 has 2 divisors, whose sum is σ = 42043005531420. Its totient is φ = 42043005531418.

The previous prime is 42043005531407. The next prime is 42043005531421. The reversal of 42043005531419 is 91413550034024.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42043005531419 - 2²⁸ = 42042737095963 is a prime.

It is a super-2 number, since 2×42043005531419² (a number of 28 digits) contains 22 as substring.

Together with 42043005531421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42043005561419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21021502765709 + 21021502765710.

It is an arithmetic number, because the mean of its divisors is an integer number (21021502765710).

Almost surely, 2^{42043005531419} is an apocalyptic number.

42043005531419 is a deficient number, since it is larger than the sum of its proper divisors (1).

42043005531419 is an equidigital number, since it uses as much as digits as its factorization.

42043005531419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 42043005531419 in words is "forty-two trillion, forty-three billion, five million, five hundred thirty-one thousand, four hundred nineteen".