102109003 has 2 divisors, whose sum is σ = 102109004. Its totient is φ = 102109002.

The previous prime is 102108991. The next prime is 102109027. The reversal of 102109003 is 300901201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102109003 is a prime.

It is not a weakly prime, because it can be changed into another prime (102109093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51054501 + 51054502.

It is an arithmetic number, because the mean of its divisors is an integer number (51054502).

Almost surely, 2^102109003 is an apocalyptic number.

102109003 is a deficient number, since it is larger than the sum of its proper divisors (1).

102109003 is an equidigital number, since it uses as much as digits as its factorization.

102109003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 102109003 is about 10104.8999500242. The cubic root of 102109003 is about 467.3992507880.

The spelling of 102109003 in words is "one hundred two million, one hundred nine thousand, three".