87630167 has 2 divisors, whose sum is σ = 87630168. Its totient is φ = 87630166.

The previous prime is 87630157. The next prime is 87630181. The reversal of 87630167 is 76103678.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87630167 - 2¹⁴ = 87613783 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 87630167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87630157) 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, 43815083 + 43815084.

It is an arithmetic number, because the mean of its divisors is an integer number (43815084).

Almost surely, 2^87630167 is an apocalyptic number.

87630167 is a deficient number, since it is larger than the sum of its proper divisors (1).

87630167 is an equidigital number, since it uses as much as digits as its factorization.

87630167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 87630167 is about 9361.0986000576. The cubic root of 87630167 is about 444.1720361788.

The spelling of 87630167 in words is "eighty-seven million, six hundred thirty thousand, one hundred sixty-seven".