1000241243 has 4 divisors (see below), whose sum is σ = 1009589400. Its totient is φ = 990893088.

The previous prime is 1000241237. The next prime is 1000241293. The reversal of 1000241243 is 3421420001.

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

It is a cyclic number.

It is not a de Polignac number, because 1000241243 - 2¹⁶ = 1000175707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000241293) 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 3 ways as a sum of consecutive naturals, for example, 4673918 + ... + 4674131.

It is an arithmetic number, because the mean of its divisors is an integer number (252397350).

Almost surely, 2^1000241243 is an apocalyptic number.

1000241243 is a deficient number, since it is larger than the sum of its proper divisors (9348157).

1000241243 is an equidigital number, since it uses as much as digits as its factorization.

1000241243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9348156.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1000241243 is about 31626.5907584109. The cubic root of 1000241243 is about 1000.0804078677.

Adding to 1000241243 its reverse (3421420001), we get a palindrome (4421661244).

The spelling of 1000241243 in words is "one billion, two hundred forty-one thousand, two hundred forty-three".