42055103 has 2 divisors, whose sum is σ = 42055104. Its totient is φ = 42055102.

The previous prime is 42055099. The next prime is 42055121. The reversal of 42055103 is 30155024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42055103 - 2² = 42055099 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42055183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21027551 + 21027552.

It is an arithmetic number, because the mean of its divisors is an integer number (21027552).

Almost surely, 2^42055103 is an apocalyptic number.

42055103 is a deficient number, since it is larger than the sum of its proper divisors (1).

42055103 is an equidigital number, since it uses as much as digits as its factorization.

42055103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 42055103 is about 6484.9905936709. The cubic root of 42055103 is about 347.7546135300.

The spelling of 42055103 in words is "forty-two million, fifty-five thousand, one hundred three".