42060019 has 2 divisors, whose sum is σ = 42060020. Its totient is φ = 42060018.

The previous prime is 42060017. The next prime is 42060037. The reversal of 42060019 is 91006024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42060019 - 2¹ = 42060017 is a prime.

It is a super-2 number, since 2×42060019² = 3538090396560722, which contains 22 as substring.

Together with 42060017, 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 (42060017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21030009 + 21030010.

It is an arithmetic number, because the mean of its divisors is an integer number (21030010).

Almost surely, 2^42060019 is an apocalyptic number.

42060019 is a deficient number, since it is larger than the sum of its proper divisors (1).

42060019 is an equidigital number, since it uses as much as digits as its factorization.

42060019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 42060019 is about 6485.3696116721. The cubic root of 42060019 is about 347.7681631744.

The spelling of 42060019 in words is "forty-two million, sixty thousand, nineteen".