166200533 has 2 divisors, whose sum is σ = 166200534. Its totient is φ = 166200532.

The previous prime is 166200497. The next prime is 166200569. The reversal of 166200533 is 335002661.

It is a balanced prime because it is at equal distance from previous prime (166200497) and next prime (166200569).

It can be written as a sum of positive squares in only one way, i.e., 148035889 + 18164644 = 12167^2 + 4262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166200533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166200583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83100266 + 83100267.

It is an arithmetic number, because the mean of its divisors is an integer number (83100267).

Almost surely, 2^166200533 is an apocalyptic number.

It is an amenable number.

166200533 is a deficient number, since it is larger than the sum of its proper divisors (1).

166200533 is an equidigital number, since it uses as much as digits as its factorization.

166200533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 166200533 is about 12891.8785675324. The cubic root of 166200533 is about 549.8076826229.

The spelling of 166200533 in words is "one hundred sixty-six million, two hundred thousand, five hundred thirty-three".