164011567 has 2 divisors, whose sum is σ = 164011568. Its totient is φ = 164011566.

The previous prime is 164011531. The next prime is 164011579. The reversal of 164011567 is 765110461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164011567 - 2¹¹ = 164009519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164011867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82005783 + 82005784.

It is an arithmetic number, because the mean of its divisors is an integer number (82005784).

Almost surely, 2^164011567 is an apocalyptic number.

164011567 is a deficient number, since it is larger than the sum of its proper divisors (1).

164011567 is an equidigital number, since it uses as much as digits as its factorization.

164011567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 164011567 is about 12806.7000823788. The cubic root of 164011567 is about 547.3832359437.

The spelling of 164011567 in words is "one hundred sixty-four million, eleven thousand, five hundred sixty-seven".