102903106247 has 2 divisors, whose sum is σ = 102903106248. Its totient is φ = 102903106246.

The previous prime is 102903106237. The next prime is 102903106291. The reversal of 102903106247 is 742601309201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102903106247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102903106237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51451553123 + 51451553124.

It is an arithmetic number, because the mean of its divisors is an integer number (51451553124).

Almost surely, 2^102903106247 is an apocalyptic number.

102903106247 is a deficient number, since it is larger than the sum of its proper divisors (1).

102903106247 is an equidigital number, since it uses as much as digits as its factorization.

102903106247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 102903106247 in words is "one hundred two billion, nine hundred three million, one hundred six thousand, two hundred forty-seven".