102066003 has 24 divisors (see below), whose sum is σ = 159268928. Its totient is φ = 62612352.

The previous prime is 102065989. The next prime is 102066023. The reversal of 102066003 is 300660201.

It is a happy number.

102066003 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 660 + 0 + 3 = 666.

It is not a de Polignac number, because 102066003 - 2¹³ = 102057811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102066023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41751 + ... + 44127.

Almost surely, 2^102066003 is an apocalyptic number.

102066003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102066003 is a deficient number, since it is larger than the sum of its proper divisors (57202925).

102066003 is a wasteful number, since it uses less digits than its factorization.

102066003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763 (or 2760 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 102066003 is about 10102.7720453349. The cubic root of 102066003 is about 467.3336314038. Note that the first 3 decimals are identical.

The spelling of 102066003 in words is "one hundred two million, sixty-six thousand, three".