1234240343 has 8 divisors (see below), whose sum is σ = 1444964640. Its totient is φ = 1032117120.

The previous prime is 1234240303. The next prime is 1234240363. The reversal of 1234240343 is 3430424321.

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 1234240343 - 2¹⁰ = 1234239319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234240303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2149958 + ... + 2150531.

It is an arithmetic number, because the mean of its divisors is an integer number (180620580).

Almost surely, 2^1234240343 is an apocalyptic number.

1234240343 is a deficient number, since it is larger than the sum of its proper divisors (210724297).

1234240343 is an equidigital number, since it uses as much as digits as its factorization.

1234240343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300537.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 1234240343 is about 35131.7569016979. The cubic root of 1234240343 is about 1072.6710983035.

Adding to 1234240343 its reverse (3430424321), we get a palindrome (4664664664).

The spelling of 1234240343 in words is "one billion, two hundred thirty-four million, two hundred forty thousand, three hundred forty-three".