423415001 has 2 divisors, whose sum is σ = 423415002. Its totient is φ = 423415000.

The previous prime is 423414997. The next prime is 423415021. The reversal of 423415001 is 100514324.

It is an a-pointer prime, because the next prime (423415021) can be obtained adding 423415001 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363893776 + 59521225 = 19076^2 + 7715^2 .

It is a cyclic number.

It is not a de Polignac number, because 423415001 - 2² = 423414997 is a prime.

It is not a weakly prime, because it can be changed into another prime (423415021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211707500 + 211707501.

It is an arithmetic number, because the mean of its divisors is an integer number (211707501).

Almost surely, 2^423415001 is an apocalyptic number.

It is an amenable number.

423415001 is a deficient number, since it is larger than the sum of its proper divisors (1).

423415001 is an equidigital number, since it uses as much as digits as its factorization.

423415001 is an evil number, because the sum of its binary digits is even.

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

The square root of 423415001 is about 20577.0503474137. The cubic root of 423415001 is about 750.9114849966.

Adding to 423415001 its reverse (100514324), we get a palindrome (523929325).

The spelling of 423415001 in words is "four hundred twenty-three million, four hundred fifteen thousand, one".