42014039 has 2 divisors, whose sum is σ = 42014040. Its totient is φ = 42014038.

The previous prime is 42014033. The next prime is 42014041. The reversal of 42014039 is 93041024.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42014039 is a prime.

It is a Sophie Germain prime.

Together with 42014041, 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 (42014033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21007019 + 21007020.

It is an arithmetic number, because the mean of its divisors is an integer number (21007020).

Almost surely, 2^42014039 is an apocalyptic number.

42014039 is a deficient number, since it is larger than the sum of its proper divisors (1).

42014039 is an equidigital number, since it uses as much as digits as its factorization.

42014039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 42014039 is about 6481.8237402756. The cubic root of 42014039 is about 347.6413902837.

The spelling of 42014039 in words is "forty-two million, fourteen thousand, thirty-nine".