164847533 has 2 divisors, whose sum is σ = 164847534. Its totient is φ = 164847532.

The previous prime is 164847499. The next prime is 164847541. The reversal of 164847533 is 335748461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98049604 + 66797929 = 9902^2 + 8173^2 .

It is an emirp because it is prime and its reverse (335748461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164847533 - 2¹⁶ = 164781997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164847583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82423766 + 82423767.

It is an arithmetic number, because the mean of its divisors is an integer number (82423767).

Almost surely, 2^164847533 is an apocalyptic number.

It is an amenable number.

164847533 is a deficient number, since it is larger than the sum of its proper divisors (1).

164847533 is an equidigital number, since it uses as much as digits as its factorization.

164847533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 41.

The square root of 164847533 is about 12839.2964371106. The cubic root of 164847533 is about 548.3116633826.

The spelling of 164847533 in words is "one hundred sixty-four million, eight hundred forty-seven thousand, five hundred thirty-three".