42325147 has 2 divisors, whose sum is σ = 42325148. Its totient is φ = 42325146.

The previous prime is 42325139. The next prime is 42325187. The reversal of 42325147 is 74152324.

42325147 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 42325147 - 2³ = 42325139 is a prime.

It is not a weakly prime, because it can be changed into another prime (42325117) 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, 21162573 + 21162574.

It is an arithmetic number, because the mean of its divisors is an integer number (21162574).

Almost surely, 2^42325147 is an apocalyptic number.

42325147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42325147 is an equidigital number, since it uses as much as digits as its factorization.

42325147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 28.

The square root of 42325147 is about 6505.7779703891. Note that the first 3 decimals coincide. The cubic root of 42325147 is about 348.4973593675.

The spelling of 42325147 in words is "forty-two million, three hundred twenty-five thousand, one hundred forty-seven".