2002425109 has 2 divisors, whose sum is σ = 2002425110. Its totient is φ = 2002425108.

The previous prime is 2002425097. The next prime is 2002425133. The reversal of 2002425109 is 9015242002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1278277009 + 724148100 = 35753^2 + 26910^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002425109 - 2⁵ = 2002425077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002420109) 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, 1001212554 + 1001212555.

It is an arithmetic number, because the mean of its divisors is an integer number (1001212555).

Almost surely, 2^2002425109 is an apocalyptic number.

It is an amenable number.

2002425109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002425109 is an equidigital number, since it uses as much as digits as its factorization.

2002425109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2002425109 is about 44748.4648786972. The cubic root of 2002425109 is about 1260.4300851855.

The spelling of 2002425109 in words is "two billion, two million, four hundred twenty-five thousand, one hundred nine".