102103039 has 2 divisors, whose sum is σ = 102103040. Its totient is φ = 102103038.

The previous prime is 102103013. The next prime is 102103051. The reversal of 102103039 is 930301201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102103039 - 2⁵ = 102103007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102103009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051519 + 51051520.

It is an arithmetic number, because the mean of its divisors is an integer number (51051520).

Almost surely, 2^102103039 is an apocalyptic number.

102103039 is a deficient number, since it is larger than the sum of its proper divisors (1).

102103039 is an equidigital number, since it uses as much as digits as its factorization.

102103039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 102103039 is about 10104.6048413582. The cubic root of 102103039 is about 467.3901506325.

The spelling of 102103039 in words is "one hundred two million, one hundred three thousand, thirty-nine".