103241665 has 4 divisors (see below), whose sum is σ = 123890004. Its totient is φ = 82593328.

The previous prime is 103241647. The next prime is 103241689. The reversal of 103241665 is 566142301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46676224 + 56565441 = 6832^2 + 7521^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103241665 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10324162 + ... + 10324171.

It is an arithmetic number, because the mean of its divisors is an integer number (30972501).

Almost surely, 2^103241665 is an apocalyptic number.

It is an amenable number.

103241665 is a deficient number, since it is larger than the sum of its proper divisors (20648339).

103241665 is an equidigital number, since it uses as much as digits as its factorization.

103241665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20648338.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 103241665 is about 10160.7905696358. The cubic root of 103241665 is about 469.1211356439.

Adding to 103241665 its reverse (566142301), we get a palindrome (669383966).

The spelling of 103241665 in words is "one hundred three million, two hundred forty-one thousand, six hundred sixty-five".