1241241343 has 4 divisors (see below), whose sum is σ = 1244623840. Its totient is φ = 1237858848.

The previous prime is 1241241319. The next prime is 1241241389. The reversal of 1241241343 is 3431421421.

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 1241241343 - 2¹⁷ = 1241110271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241221343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1690698 + ... + 1691431.

It is an arithmetic number, because the mean of its divisors is an integer number (311155960).

Almost surely, 2^1241241343 is an apocalyptic number.

1241241343 is a deficient number, since it is larger than the sum of its proper divisors (3382497).

1241241343 is an equidigital number, since it uses as much as digits as its factorization.

1241241343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3382496.

The product of its digits is 2304, while the sum is 25.

The square root of 1241241343 is about 35231.2552004609. The cubic root of 1241241343 is about 1074.6954516417.

Adding to 1241241343 its reverse (3431421421), we get a palindrome (4672662764).

The spelling of 1241241343 in words is "one billion, two hundred forty-one million, two hundred forty-one thousand, three hundred forty-three".