42059999 has 2 divisors, whose sum is σ = 42060000. Its totient is φ = 42059998.

The previous prime is 42059929. The next prime is 42060017. The reversal of 42059999 is 99995024.

42059999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42059999 - 2¹² = 42055903 is a prime.

It is a Sophie Germain prime.

42059999 is a modest number, since divided by 9999 gives 4205 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42059929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21029999 + 21030000.

It is an arithmetic number, because the mean of its divisors is an integer number (21030000).

Almost surely, 2^42059999 is an apocalyptic number.

42059999 is a deficient number, since it is larger than the sum of its proper divisors (1).

42059999 is an equidigital number, since it uses as much as digits as its factorization.

42059999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 42059999 is about 6485.3680697398. The cubic root of 42059999 is about 347.7681080519.

The spelling of 42059999 in words is "forty-two million, fifty-nine thousand, nine hundred ninety-nine".