103489249 has 4 divisors (see below), whose sum is σ = 103516336. Its totient is φ = 103462164.

The previous prime is 103489247. The next prime is 103489273. The reversal of 103489249 is 942984301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103489249 - 2¹ = 103489247 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 6639 + ... + 15844.

It is an arithmetic number, because the mean of its divisors is an integer number (25879084).

Almost surely, 2^103489249 is an apocalyptic number.

It is an amenable number.

103489249 is a deficient number, since it is larger than the sum of its proper divisors (27087).

103489249 is an equidigital number, since it uses as much as digits as its factorization.

103489249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27086.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 103489249 is about 10172.9665781423. The cubic root of 103489249 is about 469.4958363255.

The spelling of 103489249 in words is "one hundred three million, four hundred eighty-nine thousand, two hundred forty-nine".