42301447 has 2 divisors, whose sum is σ = 42301448. Its totient is φ = 42301446.

The previous prime is 42301421. The next prime is 42301451. The reversal of 42301447 is 74410324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42301447 - 2⁷ = 42301319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42301477) 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, 21150723 + 21150724.

It is an arithmetic number, because the mean of its divisors is an integer number (21150724).

Almost surely, 2^42301447 is an apocalyptic number.

42301447 is a deficient number, since it is larger than the sum of its proper divisors (1).

42301447 is an equidigital number, since it uses as much as digits as its factorization.

42301447 is an odious number, because the sum of its binary digits is odd.

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

The square root of 42301447 is about 6503.9562575405. The cubic root of 42301447 is about 348.4323000973.

The spelling of 42301447 in words is "forty-two million, three hundred one thousand, four hundred forty-seven".