3867664133 has 2 divisors, whose sum is σ = 3867664134. Its totient is φ = 3867664132.

The previous prime is 3867664121. The next prime is 3867664243. The reversal of 3867664133 is 3314667683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3865979329 + 1684804 = 62177^2 + 1298^2 .

It is an emirp because it is prime and its reverse (3314667683) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3867664133 - 2¹⁶ = 3867598597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3867664433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1933832066 + 1933832067.

It is an arithmetic number, because the mean of its divisors is an integer number (1933832067).

Almost surely, 2^3867664133 is an apocalyptic number.

It is an amenable number.

3867664133 is a deficient number, since it is larger than the sum of its proper divisors (1).

3867664133 is an equidigital number, since it uses as much as digits as its factorization.

3867664133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 47.

The square root of 3867664133 is about 62190.5469746006. The cubic root of 3867664133 is about 1569.6985279940.

The spelling of 3867664133 in words is "three billion, eight hundred sixty-seven million, six hundred sixty-four thousand, one hundred thirty-three".