87377167 has 2 divisors, whose sum is σ = 87377168. Its totient is φ = 87377166.

The previous prime is 87377141. The next prime is 87377177. The reversal of 87377167 is 76177378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87377167 - 2¹⁵ = 87344399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87377107) 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, 43688583 + 43688584.

It is an arithmetic number, because the mean of its divisors is an integer number (43688584).

Almost surely, 2^87377167 is an apocalyptic number.

87377167 is a deficient number, since it is larger than the sum of its proper divisors (1).

87377167 is an equidigital number, since it uses as much as digits as its factorization.

87377167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345744, while the sum is 46.

The square root of 87377167 is about 9347.5754610487. The cubic root of 87377167 is about 443.7441628010.

The spelling of 87377167 in words is "eighty-seven million, three hundred seventy-seven thousand, one hundred sixty-seven".