2052122069 has 2 divisors, whose sum is σ = 2052122070. Its totient is φ = 2052122068.

The previous prime is 2052121997. The next prime is 2052122087. The reversal of 2052122069 is 9602212502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1520220100 + 531901969 = 38990^2 + 23063^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2052122069 is a prime.

It is a super-3 number, since 3×2052122069³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2052122089) 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, 1026061034 + 1026061035.

It is an arithmetic number, because the mean of its divisors is an integer number (1026061035).

Almost surely, 2^2052122069 is an apocalyptic number.

It is an amenable number.

2052122069 is a deficient number, since it is larger than the sum of its proper divisors (1).

2052122069 is an equidigital number, since it uses as much as digits as its factorization.

2052122069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2052122069 is about 45300.3539610895. The cubic root of 2052122069 is about 1270.7722727665.

The spelling of 2052122069 in words is "two billion, fifty-two million, one hundred twenty-two thousand, sixty-nine".