42301451 has 2 divisors, whose sum is σ = 42301452. Its totient is φ = 42301450.

The previous prime is 42301447. The next prime is 42301477. The reversal of 42301451 is 15410324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42301451 - 2² = 42301447 is a prime.

It is not a weakly prime, because it can be changed into another prime (42301421) 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, 21150725 + 21150726.

It is an arithmetic number, because the mean of its divisors is an integer number (21150726).

Almost surely, 2^42301451 is an apocalyptic number.

42301451 is a deficient number, since it is larger than the sum of its proper divisors (1).

42301451 is an equidigital number, since it uses as much as digits as its factorization.

42301451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 42301451 is about 6503.9565650456. The cubic root of 42301451 is about 348.4323110799.

Adding to 42301451 its reverse (15410324), we get a palindrome (57711775).

The spelling of 42301451 in words is "forty-two million, three hundred one thousand, four hundred fifty-one".