2010002009 has 2 divisors, whose sum is σ = 2010002010. Its totient is φ = 2010002008.

The previous prime is 2010001927. The next prime is 2010002041. The reversal of 2010002009 is 9002000102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1063086025 + 946915984 = 32605^2 + 30772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010002009 - 2¹⁶ = 2009936473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2010001984 and 2010002002.

It is not a weakly prime, because it can be changed into another prime (2010002069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005001004 + 1005001005.

It is an arithmetic number, because the mean of its divisors is an integer number (1005001005).

Almost surely, 2^2010002009 is an apocalyptic number.

It is an amenable number.

2010002009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010002009 is an equidigital number, since it uses as much as digits as its factorization.

2010002009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2010002009 is about 44833.0459482735. The cubic root of 2010002009 is about 1262.0178486830.

The spelling of 2010002009 in words is "two billion, ten million, two thousand, nine".