4002652609 has 2 divisors, whose sum is σ = 4002652610. Its totient is φ = 4002652608.

The previous prime is 4002652603. The next prime is 4002652627. The reversal of 4002652609 is 9062562004.

4002652609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2338012609 + 1664640000 = 48353^2 + 40800^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002652609 - 2²¹ = 4000555457 is a prime.

It is not a weakly prime, because it can be changed into another prime (4002652603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001326304 + 2001326305.

It is an arithmetic number, because the mean of its divisors is an integer number (2001326305).

Almost surely, 2^4002652609 is an apocalyptic number.

It is an amenable number.

4002652609 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002652609 is an equidigital number, since it uses as much as digits as its factorization.

4002652609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 4002652609 is about 63266.5204432803. The cubic root of 4002652609 is about 1587.7518706240.

The spelling of 4002652609 in words is "four billion, two million, six hundred fifty-two thousand, six hundred nine".