164764967 has 2 divisors, whose sum is σ = 164764968. Its totient is φ = 164764966.

The previous prime is 164764933. The next prime is 164764987. The reversal of 164764967 is 769467461.

It is a happy number.

164764967 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164764967 - 2¹⁰ = 164763943 is a prime.

It is a super-2 number, since 2×164764967² = 54294988701022178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164764987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82382483 + 82382484.

It is an arithmetic number, because the mean of its divisors is an integer number (82382484).

Almost surely, 2^164764967 is an apocalyptic number.

164764967 is a deficient number, since it is larger than the sum of its proper divisors (1).

164764967 is an equidigital number, since it uses as much as digits as its factorization.

164764967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 50.

The square root of 164764967 is about 12836.0806712953. The cubic root of 164764967 is about 548.2201051198.

The spelling of 164764967 in words is "one hundred sixty-four million, seven hundred sixty-four thousand, nine hundred sixty-seven".