102103147 has 2 divisors, whose sum is σ = 102103148. Its totient is φ = 102103146.

The previous prime is 102103121. The next prime is 102103151. The reversal of 102103147 is 741301201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102103147 - 2²³ = 93714539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102103117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051573 + 51051574.

It is an arithmetic number, because the mean of its divisors is an integer number (51051574).

Almost surely, 2^102103147 is an apocalyptic number.

102103147 is a deficient number, since it is larger than the sum of its proper divisors (1).

102103147 is an equidigital number, since it uses as much as digits as its factorization.

102103147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 102103147 is about 10104.6101854550. The cubic root of 102103147 is about 467.3903154272.

Adding to 102103147 its reverse (741301201), we get a palindrome (843404348).

The spelling of 102103147 in words is "one hundred two million, one hundred three thousand, one hundred forty-seven".