103660643 has 8 divisors (see below), whose sum is σ = 107520240. Its totient is φ = 99856800.

The previous prime is 103660603. The next prime is 103660649. The reversal of 103660643 is 346066301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103660643 - 2¹² = 103656547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103660649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10133 + ... + 17606.

It is an arithmetic number, because the mean of its divisors is an integer number (13440030).

Almost surely, 2^103660643 is an apocalyptic number.

103660643 is a deficient number, since it is larger than the sum of its proper divisors (3859597).

103660643 is a wasteful number, since it uses less digits than its factorization.

103660643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27877.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 103660643 is about 10181.3870862471. The cubic root of 103660643 is about 469.7548789737.

The spelling of 103660643 in words is "one hundred three million, six hundred sixty thousand, six hundred forty-three".