3103240643 has 8 divisors (see below), whose sum is σ = 3141255600. Its totient is φ = 3065392800.

The previous prime is 3103240627. The next prime is 3103240663. The reversal of 3103240643 is 3460423013.

It is a happy number.

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 3103240643 - 2⁴ = 3103240627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3103240663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4208 + ... + 78893.

It is an arithmetic number, because the mean of its divisors is an integer number (392656950).

Almost surely, 2^3103240643 is an apocalyptic number.

3103240643 is a deficient number, since it is larger than the sum of its proper divisors (38014957).

3103240643 is a wasteful number, since it uses less digits than its factorization.

3103240643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83557.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 3103240643 is about 55706.7378599753. The cubic root of 3103240643 is about 1458.6076428309.

Adding to 3103240643 its reverse (3460423013), we get a palindrome (6563663656).

The spelling of 3103240643 in words is "three billion, one hundred three million, two hundred forty thousand, six hundred forty-three".