164745467 has 2 divisors, whose sum is σ = 164745468. Its totient is φ = 164745466.

The previous prime is 164745463. The next prime is 164745509. The reversal of 164745467 is 764547461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164745467 - 2² = 164745463 is a prime.

It is not a weakly prime, because it can be changed into another prime (164745461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82372733 + 82372734.

It is an arithmetic number, because the mean of its divisors is an integer number (82372734).

Almost surely, 2^164745467 is an apocalyptic number.

164745467 is a deficient number, since it is larger than the sum of its proper divisors (1).

164745467 is an equidigital number, since it uses as much as digits as its factorization.

164745467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The square root of 164745467 is about 12835.3210711692. The cubic root of 164745467 is about 548.1984769100.

The spelling of 164745467 in words is "one hundred sixty-four million, seven hundred forty-five thousand, four hundred sixty-seven".