3840758513 has 2 divisors, whose sum is σ = 3840758514. Its totient is φ = 3840758512.

The previous prime is 3840758501. The next prime is 3840758527. The reversal of 3840758513 is 3158570483.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3110515984 + 730242529 = 55772^2 + 27023^2 .

It is a cyclic number.

It is not a de Polignac number, because 3840758513 - 2²⁴ = 3823981297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3840758533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920379256 + 1920379257.

It is an arithmetic number, because the mean of its divisors is an integer number (1920379257).

Almost surely, 2^3840758513 is an apocalyptic number.

It is an amenable number.

3840758513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3840758513 is an equidigital number, since it uses as much as digits as its factorization.

3840758513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 3840758513 is about 61973.8534625692. The cubic root of 3840758513 is about 1566.0501565544.

The spelling of 3840758513 in words is "three billion, eight hundred forty million, seven hundred fifty-eight thousand, five hundred thirteen".