103489245 has 80 divisors (see below), whose sum is σ = 194451840. Its totient is φ = 52617600.

The previous prime is 103489237. The next prime is 103489247. The reversal of 103489245 is 542984301.

It is not a de Polignac number, because 103489245 - 2³ = 103489237 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 (103489247) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1457560 + ... + 1457630.

It is an arithmetic number, because the mean of its divisors is an integer number (2430648).

Almost surely, 2^103489245 is an apocalyptic number.

103489245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103489245 is a deficient number, since it is larger than the sum of its proper divisors (90962595).

103489245 is an equidigital number, since it uses as much as digits as its factorization.

103489245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 103489245 is about 10172.9663815428. The cubic root of 103489245 is about 469.4958302766.

The spelling of 103489245 in words is "one hundred three million, four hundred eighty-nine thousand, two hundred forty-five".