3871548361 has 2 divisors, whose sum is σ = 3871548362. Its totient is φ = 3871548360.

The previous prime is 3871548353. The next prime is 3871548377. The reversal of 3871548361 is 1638451783.

3871548361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3871328400 + 219961 = 62220^2 + 469^2 .

It is a cyclic number.

It is not a de Polignac number, because 3871548361 - 2³ = 3871548353 is a prime.

It is not a weakly prime, because it can be changed into another prime (3871542361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1935774180 + 1935774181.

It is an arithmetic number, because the mean of its divisors is an integer number (1935774181).

Almost surely, 2^3871548361 is an apocalyptic number.

It is an amenable number.

3871548361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3871548361 is an equidigital number, since it uses as much as digits as its factorization.

3871548361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The square root of 3871548361 is about 62221.7675817716. The cubic root of 3871548361 is about 1570.2238258519.

The spelling of 3871548361 in words is "three billion, eight hundred seventy-one million, five hundred forty-eight thousand, three hundred sixty-one".