103306245 has 48 divisors (see below), whose sum is σ = 193523328. Its totient is φ = 46085760.

The previous prime is 103306241. The next prime is 103306277. The reversal of 103306245 is 542603301.

It is a happy number.

It is not a de Polignac number, because 103306245 - 2² = 103306241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103306241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 813372 + ... + 813498.

It is an arithmetic number, because the mean of its divisors is an integer number (4031736).

Almost surely, 2^103306245 is an apocalyptic number.

103306245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103306245 is a deficient number, since it is larger than the sum of its proper divisors (90217083).

103306245 is an equidigital number, since it uses as much as digits as its factorization.

103306245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 103306245 is about 10163.9679751562. The cubic root of 103306245 is about 469.2189305546.

Adding to 103306245 its reverse (542603301), we get a palindrome (645909546).

The spelling of 103306245 in words is "one hundred three million, three hundred six thousand, two hundred forty-five".