2057757433 has 2 divisors, whose sum is σ = 2057757434. Its totient is φ = 2057757432.

The previous prime is 2057757413. The next prime is 2057757461. The reversal of 2057757433 is 3347577502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1764252009 + 293505424 = 42003^2 + 17132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2057757433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2057757433.

It is not a weakly prime, because it can be changed into another prime (2057757413) 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, 1028878716 + 1028878717.

It is an arithmetic number, because the mean of its divisors is an integer number (1028878717).

Almost surely, 2^2057757433 is an apocalyptic number.

It is an amenable number.

2057757433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2057757433 is an equidigital number, since it uses as much as digits as its factorization.

2057757433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 617400, while the sum is 43.

The square root of 2057757433 is about 45362.5113171659. The cubic root of 2057757433 is about 1271.9344387003.

The spelling of 2057757433 in words is "two billion, fifty-seven million, seven hundred fifty-seven thousand, four hundred thirty-three".