102065039 has 2 divisors, whose sum is σ = 102065040. Its totient is φ = 102065038.

The previous prime is 102065027. The next prime is 102065057. The reversal of 102065039 is 930560201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102065039 - 2¹² = 102060943 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 102064999 and 102065017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102068039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51032519 + 51032520.

It is an arithmetic number, because the mean of its divisors is an integer number (51032520).

Almost surely, 2^102065039 is an apocalyptic number.

102065039 is a deficient number, since it is larger than the sum of its proper divisors (1).

102065039 is an equidigital number, since it uses as much as digits as its factorization.

102065039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 102065039 is about 10102.7243355443. The cubic root of 102065039 is about 467.3321600976.

The spelling of 102065039 in words is "one hundred two million, sixty-five thousand, thirty-nine".