164767087 has 2 divisors, whose sum is σ = 164767088. Its totient is φ = 164767086.

The previous prime is 164767081. The next prime is 164767129. The reversal of 164767087 is 780767461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164767087 - 2¹⁵ = 164734319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164767081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82383543 + 82383544.

It is an arithmetic number, because the mean of its divisors is an integer number (82383544).

Almost surely, 2^164767087 is an apocalyptic number.

164767087 is a deficient number, since it is larger than the sum of its proper divisors (1).

164767087 is an equidigital number, since it uses as much as digits as its factorization.

164767087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 164767087 is about 12836.1632507537. The cubic root of 164767087 is about 548.2224563915. Note that the first 3 decimals are identical.

The spelling of 164767087 in words is "one hundred sixty-four million, seven hundred sixty-seven thousand, eighty-seven".