103828289 has 2 divisors, whose sum is σ = 103828290. Its totient is φ = 103828288.

The previous prime is 103828271. The next prime is 103828301. The reversal of 103828289 is 982828301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78021889 + 25806400 = 8833^2 + 5080^2 .

It is a cyclic number.

It is not a de Polignac number, because 103828289 - 2¹⁶ = 103762753 is a prime.

It is not a weakly prime, because it can be changed into another prime (103824289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51914144 + 51914145.

It is an arithmetic number, because the mean of its divisors is an integer number (51914145).

Almost surely, 2^103828289 is an apocalyptic number.

It is an amenable number.

103828289 is a deficient number, since it is larger than the sum of its proper divisors (1).

103828289 is an equidigital number, since it uses as much as digits as its factorization.

103828289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 103828289 is about 10189.6167248822. The cubic root of 103828289 is about 470.0079808514.

The spelling of 103828289 in words is "one hundred three million, eight hundred twenty-eight thousand, two hundred eighty-nine".