12413240143 has 4 divisors (see below), whose sum is σ = 12414509080. Its totient is φ = 12411971208.

The previous prime is 12413240137. The next prime is 12413240153. The reversal of 12413240143 is 34104231421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12413240143 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 (12413240153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 619680 + ... + 639397.

It is an arithmetic number, because the mean of its divisors is an integer number (3103627270).

Almost surely, 2^12413240143 is an apocalyptic number.

12413240143 is a deficient number, since it is larger than the sum of its proper divisors (1268937).

12413240143 is an equidigital number, since it uses as much as digits as its factorization.

12413240143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268936.

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

Adding to 12413240143 its reverse (34104231421), we get a palindrome (46517471564).

The spelling of 12413240143 in words is "twelve billion, four hundred thirteen million, two hundred forty thousand, one hundred forty-three".