13124240343 has 12 divisors (see below), whose sum is σ = 19419608208. Its totient is φ = 8536091040.

The previous prime is 13124240317. The next prime is 13124240351. The reversal of 13124240343 is 34304242131.

13124240343 is a `hidden beast` number, since 1 + 312 + 4 + 2 + 4 + 0 + 343 = 666.

It is not a de Polignac number, because 13124240343 - 2⁶ = 13124240279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124241343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17783155 + ... + 17783892.

It is an arithmetic number, because the mean of its divisors is an integer number (1618300684).

Almost surely, 2^13124240343 is an apocalyptic number.

13124240343 is a deficient number, since it is larger than the sum of its proper divisors (6295367865).

13124240343 is a wasteful number, since it uses less digits than its factorization.

13124240343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35567094 (or 35567091 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 13124240343 its reverse (34304242131), we get a palindrome (47428482474).

The spelling of 13124240343 in words is "thirteen billion, one hundred twenty-four million, two hundred forty thousand, three hundred forty-three".