104430427 has 2 divisors, whose sum is σ = 104430428. Its totient is φ = 104430426.

The previous prime is 104430407. The next prime is 104430457. The reversal of 104430427 is 724034401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104430427 is a prime.

It is not a weakly prime, because it can be changed into another prime (104430407) 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, 52215213 + 52215214.

It is an arithmetic number, because the mean of its divisors is an integer number (52215214).

Almost surely, 2^104430427 is an apocalyptic number.

104430427 is a deficient number, since it is larger than the sum of its proper divisors (1).

104430427 is an equidigital number, since it uses as much as digits as its factorization.

104430427 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 104430427 is about 10219.1206568863. The cubic root of 104430427 is about 470.9148124807.

Adding to 104430427 its reverse (724034401), we get a palindrome (828464828).

The spelling of 104430427 in words is "one hundred four million, four hundred thirty thousand, four hundred twenty-seven".