3864131 has 2 divisors, whose sum is σ = 3864132. Its totient is φ = 3864130.

The previous prime is 3864101. The next prime is 3864137. The reversal of 3864131 is 1314683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3864131 - 2¹⁰ = 3863107 is a prime.

It is a super-2 number, since 2×3864131² = 29863016770322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3864131.

It is not a weakly prime, because it can be changed into another prime (3864137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1932065 + 1932066.

It is an arithmetic number, because the mean of its divisors is an integer number (1932066).

Almost surely, 2^3864131 is an apocalyptic number.

3864131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3864131 is an equidigital number, since it uses as much as digits as its factorization.

3864131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 26.

The square root of 3864131 is about 1965.7393011282. The cubic root of 3864131 is about 156.9220406223.

The spelling of 3864131 in words is "three million, eight hundred sixty-four thousand, one hundred thirty-one".