42432127 has 2 divisors, whose sum is σ = 42432128. Its totient is φ = 42432126.

The previous prime is 42432109. The next prime is 42432161. The reversal of 42432127 is 72123424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42432127 - 2⁷ = 42431999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42432167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21216063 + 21216064.

It is an arithmetic number, because the mean of its divisors is an integer number (21216064).

Almost surely, 2^42432127 is an apocalyptic number.

42432127 is a deficient number, since it is larger than the sum of its proper divisors (1).

42432127 is an equidigital number, since it uses as much as digits as its factorization.

42432127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 25.

The square root of 42432127 is about 6513.9947037129. The cubic root of 42432127 is about 348.7907301171.

The spelling of 42432127 in words is "forty-two million, four hundred thirty-two thousand, one hundred twenty-seven".