425323001 has 2 divisors, whose sum is σ = 425323002. Its totient is φ = 425323000.

The previous prime is 425322991. The next prime is 425323009. The reversal of 425323001 is 100323524.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311346025 + 113976976 = 17645^2 + 10676^2 .

It is a cyclic number.

It is not a de Polignac number, because 425323001 - 2¹⁰ = 425321977 is a prime.

It is not a weakly prime, because it can be changed into another prime (425323009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212661500 + 212661501.

It is an arithmetic number, because the mean of its divisors is an integer number (212661501).

Almost surely, 2^425323001 is an apocalyptic number.

It is an amenable number.

425323001 is a deficient number, since it is larger than the sum of its proper divisors (1).

425323001 is an equidigital number, since it uses as much as digits as its factorization.

425323001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 425323001 is about 20623.3605651455. The cubic root of 425323001 is about 752.0377184425.

Adding to 425323001 its reverse (100323524), we get a palindrome (525646525).

The spelling of 425323001 in words is "four hundred twenty-five million, three hundred twenty-three thousand, one".