164743093 has 2 divisors, whose sum is σ = 164743094. Its totient is φ = 164743092.

The previous prime is 164743087. The next prime is 164743099. The reversal of 164743093 is 390347461.

It is a balanced prime because it is at equal distance from previous prime (164743087) and next prime (164743099).

It can be written as a sum of positive squares in only one way, i.e., 158306724 + 6436369 = 12582^2 + 2537^2 .

It is a cyclic number.

It is not a de Polignac number, because 164743093 - 2⁹ = 164742581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164743099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82371546 + 82371547.

It is an arithmetic number, because the mean of its divisors is an integer number (82371547).

Almost surely, 2^164743093 is an apocalyptic number.

It is an amenable number.

164743093 is a deficient number, since it is larger than the sum of its proper divisors (1).

164743093 is an equidigital number, since it uses as much as digits as its factorization.

164743093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 164743093 is about 12835.2285916535. The cubic root of 164743093 is about 548.1958436976.

The spelling of 164743093 in words is "one hundred sixty-four million, seven hundred forty-three thousand, ninety-three".