167200987 has 2 divisors, whose sum is σ = 167200988. Its totient is φ = 167200986.

The previous prime is 167200981. The next prime is 167200997. The reversal of 167200987 is 789002761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 167200987 - 2¹¹ = 167198939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (167200981) 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 as a sum of consecutive naturals, namely, 83600493 + 83600494.

It is an arithmetic number, because the mean of its divisors is an integer number (83600494).

Almost surely, 2^167200987 is an apocalyptic number.

167200987 is a deficient number, since it is larger than the sum of its proper divisors (1).

167200987 is an equidigital number, since it uses as much as digits as its factorization.

167200987 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 40.

The square root of 167200987 is about 12930.6220654692. The cubic root of 167200987 is about 550.9086764259.

The spelling of 167200987 in words is "one hundred sixty-seven million, two hundred thousand, nine hundred eighty-seven".