4165387867 has 12 divisors (see below), whose sum is σ = 4266225288. Its totient is φ = 4066699200.

The previous prime is 4165387861. The next prime is 4165387873. The reversal of 4165387867 is 7687835614.

It is an interprime number because it is at equal distance from previous prime (4165387861) and next prime (4165387873).

It is not a de Polignac number, because 4165387867 - 2¹⁹ = 4164863579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4165387861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505692 + ... + 513862.

It is an arithmetic number, because the mean of its divisors is an integer number (355518774).

Almost surely, 2^4165387867 is an apocalyptic number.

4165387867 is a deficient number, since it is larger than the sum of its proper divisors (100837421).

4165387867 is an equidigital number, since it uses as much as digits as its factorization.

4165387867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8430 (or 8369 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 55.

The square root of 4165387867 is about 64539.8161370173. The cubic root of 4165387867 is about 1608.9843351646.

The spelling of 4165387867 in words is "four billion, one hundred sixty-five million, three hundred eighty-seven thousand, eight hundred sixty-seven".