42445452103 has 2 divisors, whose sum is σ = 42445452104. Its totient is φ = 42445452102.

The previous prime is 42445452041. The next prime is 42445452113. The reversal of 42445452103 is 30125454424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42445452103 - 2¹⁷ = 42445321031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42445452113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21222726051 + 21222726052.

It is an arithmetic number, because the mean of its divisors is an integer number (21222726052).

Almost surely, 2^42445452103 is an apocalyptic number.

42445452103 is a deficient number, since it is larger than the sum of its proper divisors (1).

42445452103 is an equidigital number, since it uses as much as digits as its factorization.

42445452103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 42445452103 in words is "forty-two billion, four hundred forty-five million, four hundred fifty-two thousand, one hundred three".