102066073 has 2 divisors, whose sum is σ = 102066074. Its totient is φ = 102066072.

The previous prime is 102066061. The next prime is 102066089. The reversal of 102066073 is 370660201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97061904 + 5004169 = 9852^2 + 2237^2 .

It is a cyclic number.

It is not a de Polignac number, because 102066073 - 2¹³ = 102057881 is a prime.

It is not a weakly prime, because it can be changed into another prime (102066023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51033036 + 51033037.

It is an arithmetic number, because the mean of its divisors is an integer number (51033037).

Almost surely, 2^102066073 is an apocalyptic number.

It is an amenable number.

102066073 is a deficient number, since it is larger than the sum of its proper divisors (1).

102066073 is an equidigital number, since it uses as much as digits as its factorization.

102066073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 102066073 is about 10102.7755097300. The cubic root of 102066073 is about 467.3337382410. Note that the first 3 decimals are identical.

The spelling of 102066073 in words is "one hundred two million, sixty-six thousand, seventy-three".