2052116609 has 2 divisors, whose sum is σ = 2052116610. Its totient is φ = 2052116608.

The previous prime is 2052116519. The next prime is 2052116611. The reversal of 2052116609 is 9066112502.

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., 1337730625 + 714385984 = 36575^2 + 26728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2052116609 is a prime.

It is a super-2 number, since 2×2052116609² = 8422365153867317762, which contains 22 as substring.

Together with 2052116611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2052116639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026058304 + 1026058305.

It is an arithmetic number, because the mean of its divisors is an integer number (1026058305).

Almost surely, 2^2052116609 is an apocalyptic number.

It is an amenable number.

2052116609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2052116609 is an equidigital number, since it uses as much as digits as its factorization.

2052116609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 2052116609 is about 45300.2936966197. The cubic root of 2052116609 is about 1270.7711457344.

The spelling of 2052116609 in words is "two billion, fifty-two million, one hundred sixteen thousand, six hundred nine".