103020329 has 2 divisors, whose sum is σ = 103020330. Its totient is φ = 103020328.

The previous prime is 103020317. The next prime is 103020343. The reversal of 103020329 is 923020301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87235600 + 15784729 = 9340^2 + 3973^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103020329 is a prime.

It is a super-2 number, since 2×103020329² = 21226376374536482, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103020329.

It is not a weakly prime, because it can be changed into another prime (103020529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51510164 + 51510165.

It is an arithmetic number, because the mean of its divisors is an integer number (51510165).

Almost surely, 2^103020329 is an apocalyptic number.

It is an amenable number.

103020329 is a deficient number, since it is larger than the sum of its proper divisors (1).

103020329 is an equidigital number, since it uses as much as digits as its factorization.

103020329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 103020329 is about 10149.8930536238. The cubic root of 103020329 is about 468.7856519491.

The spelling of 103020329 in words is "one hundred three million, twenty thousand, three hundred twenty-nine".