102106903 has 2 divisors, whose sum is σ = 102106904. Its totient is φ = 102106902.

The previous prime is 102106853. The next prime is 102106937. The reversal of 102106903 is 309601201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102106903 - 2⁹ = 102106391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102106943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51053451 + 51053452.

It is an arithmetic number, because the mean of its divisors is an integer number (51053452).

Almost surely, 2^102106903 is an apocalyptic number.

102106903 is a deficient number, since it is larger than the sum of its proper divisors (1).

102106903 is an equidigital number, since it uses as much as digits as its factorization.

102106903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 102106903 is about 10104.7960395052. The cubic root of 102106903 is about 467.3960465483.

The spelling of 102106903 in words is "one hundred two million, one hundred six thousand, nine hundred three".