2053748689 has 2 divisors, whose sum is σ = 2053748690. Its totient is φ = 2053748688.

The previous prime is 2053748681. The next prime is 2053748713. The reversal of 2053748689 is 9868473502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1765428289 + 288320400 = 42017^2 + 16980^2 .

It is a cyclic number.

It is not a de Polignac number, because 2053748689 - 2³ = 2053748681 is a prime.

It is not a weakly prime, because it can be changed into another prime (2053748681) 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, 1026874344 + 1026874345.

It is an arithmetic number, because the mean of its divisors is an integer number (1026874345).

Almost surely, 2^2053748689 is an apocalyptic number.

It is an amenable number.

2053748689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053748689 is an equidigital number, since it uses as much as digits as its factorization.

2053748689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The square root of 2053748689 is about 45318.3041275818. The cubic root of 2053748689 is about 1271.1079444291.

The spelling of 2053748689 in words is "two billion, fifty-three million, seven hundred forty-eight thousand, six hundred eighty-nine".