425033009 has 2 divisors, whose sum is σ = 425033010. Its totient is φ = 425033008.

The previous prime is 425032981. The next prime is 425033039. The reversal of 425033009 is 900330524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331968400 + 93064609 = 18220^2 + 9647^2 .

It is a cyclic number.

It is not a de Polignac number, because 425033009 - 2⁸ = 425032753 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (425033039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212516504 + 212516505.

It is an arithmetic number, because the mean of its divisors is an integer number (212516505).

Almost surely, 2^425033009 is an apocalyptic number.

It is an amenable number.

425033009 is a deficient number, since it is larger than the sum of its proper divisors (1).

425033009 is an equidigital number, since it uses as much as digits as its factorization.

425033009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 425033009 is about 20616.3286983886. The cubic root of 425033009 is about 751.8667624829.

The spelling of 425033009 in words is "four hundred twenty-five million, thirty-three thousand, nine".