42341903 has 2 divisors, whose sum is σ = 42341904. Its totient is φ = 42341902.

The previous prime is 42341863. The next prime is 42341921. The reversal of 42341903 is 30914324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42341903 is a prime.

It is a super-2 number, since 2×42341903² = 3585673499322818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42341953) 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, 21170951 + 21170952.

It is an arithmetic number, because the mean of its divisors is an integer number (21170952).

Almost surely, 2^42341903 is an apocalyptic number.

42341903 is a deficient number, since it is larger than the sum of its proper divisors (1).

42341903 is an equidigital number, since it uses as much as digits as its factorization.

42341903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 42341903 is about 6507.0656213073. The cubic root of 42341903 is about 348.5433418921.

The spelling of 42341903 in words is "forty-two million, three hundred forty-one thousand, nine hundred three".