3870234517 has 2 divisors, whose sum is σ = 3870234518. Its totient is φ = 3870234516.

The previous prime is 3870234499. The next prime is 3870234523. The reversal of 3870234517 is 7154320783.

It is a happy number.

3870234517 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3678301201 + 191933316 = 60649^2 + 13854^2 .

It is a cyclic number.

It is not a de Polignac number, because 3870234517 - 2²³ = 3861845909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3870234517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3870234917) 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, 1935117258 + 1935117259.

It is an arithmetic number, because the mean of its divisors is an integer number (1935117259).

Almost surely, 2^3870234517 is an apocalyptic number.

It is an amenable number.

3870234517 is a deficient number, since it is larger than the sum of its proper divisors (1).

3870234517 is an equidigital number, since it uses as much as digits as its factorization.

3870234517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 3870234517 is about 62211.2089337605. The cubic root of 3870234517 is about 1570.0461826652.

The spelling of 3870234517 in words is "three billion, eight hundred seventy million, two hundred thirty-four thousand, five hundred seventeen".