12461342126 has 4 divisors (see below), whose sum is σ = 18692013192. Its totient is φ = 6230671062.

The previous prime is 12461342123. The next prime is 12461342129. The reversal of 12461342126 is 62124316421.

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

It is an interprime number because it is at equal distance from previous prime (12461342123) and next prime (12461342129).

It is a junction number, because it is equal to n+sod(n) for n = 12461342092 and 12461342101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12461342123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3115335530 + ... + 3115335533.

It is an arithmetic number, because the mean of its divisors is an integer number (4673003298).

Almost surely, 2^12461342126 is an apocalyptic number.

12461342126 is a deficient number, since it is larger than the sum of its proper divisors (6230671066).

12461342126 is an equidigital number, since it uses as much as digits as its factorization.

12461342126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230671065.

The product of its digits is 13824, while the sum is 32.

Adding to 12461342126 its reverse (62124316421), we get a palindrome (74585658547).

The spelling of 12461342126 in words is "twelve billion, four hundred sixty-one million, three hundred forty-two thousand, one hundred twenty-six".