42451127 has 2 divisors, whose sum is σ = 42451128. Its totient is φ = 42451126.

The previous prime is 42451117. The next prime is 42451139. The reversal of 42451127 is 72115424.

42451127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42451127 - 2⁸ = 42450871 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 42451096 and 42451105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42451117) 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, 21225563 + 21225564.

It is an arithmetic number, because the mean of its divisors is an integer number (21225564).

Almost surely, 2^42451127 is an apocalyptic number.

42451127 is a deficient number, since it is larger than the sum of its proper divisors (1).

42451127 is an equidigital number, since it uses as much as digits as its factorization.

42451127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 26.

The square root of 42451127 is about 6515.4529389752. The cubic root of 42451127 is about 348.8427821466.

The spelling of 42451127 in words is "forty-two million, four hundred fifty-one thousand, one hundred twenty-seven".