2052305657 has 2 divisors, whose sum is σ = 2052305658. Its totient is φ = 2052305656.

The previous prime is 2052305627. The next prime is 2052305693. The reversal of 2052305657 is 7565032502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2037529321 + 14776336 = 45139^2 + 3844^2 .

It is a cyclic number.

It is not a de Polignac number, because 2052305657 - 2¹² = 2052301561 is a prime.

It is not a weakly prime, because it can be changed into another prime (2052305627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026152828 + 1026152829.

It is an arithmetic number, because the mean of its divisors is an integer number (1026152829).

Almost surely, 2^2052305657 is an apocalyptic number.

It is an amenable number.

2052305657 is a deficient number, since it is larger than the sum of its proper divisors (1).

2052305657 is an equidigital number, since it uses as much as digits as its factorization.

2052305657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 2052305657 is about 45302.3802575538. The cubic root of 2052305657 is about 1270.8101671307.

The spelling of 2052305657 in words is "two billion, fifty-two million, three hundred five thousand, six hundred fifty-seven".