3875946917 has 2 divisors, whose sum is σ = 3875946918. Its totient is φ = 3875946916.

The previous prime is 3875946887. The next prime is 3875946923. The reversal of 3875946917 is 7196495783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3601680196 + 274266721 = 60014^2 + 16561^2 .

It is a cyclic number.

It is not a de Polignac number, because 3875946917 - 2⁶ = 3875946853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3875946937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1937973458 + 1937973459.

It is an arithmetic number, because the mean of its divisors is an integer number (1937973459).

Almost surely, 2^3875946917 is an apocalyptic number.

It is an amenable number.

3875946917 is a deficient number, since it is larger than the sum of its proper divisors (1).

3875946917 is an equidigital number, since it uses as much as digits as its factorization.

3875946917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11430720, while the sum is 59.

The square root of 3875946917 is about 62257.1033457227. The cubic root of 3875946917 is about 1570.8182567108.

The spelling of 3875946917 in words is "three billion, eight hundred seventy-five million, nine hundred forty-six thousand, nine hundred seventeen".