103928239 has 2 divisors, whose sum is σ = 103928240. Its totient is φ = 103928238.

The previous prime is 103928197. The next prime is 103928249. The reversal of 103928239 is 932829301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103928239 - 2⁹ = 103927727 is a prime.

It is a super-2 number, since 2×103928239² = 21602157723282242, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 103928198 and 103928207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103928249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51964119 + 51964120.

It is an arithmetic number, because the mean of its divisors is an integer number (51964120).

Almost surely, 2^103928239 is an apocalyptic number.

103928239 is a deficient number, since it is larger than the sum of its proper divisors (1).

103928239 is an equidigital number, since it uses as much as digits as its factorization.

103928239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 103928239 is about 10194.5200475550. The cubic root of 103928239 is about 470.1587497539.

The spelling of 103928239 in words is "one hundred three million, nine hundred twenty-eight thousand, two hundred thirty-nine".