126342614243 has 8 divisors (see below), whose sum is σ = 131839358208. Its totient is φ = 120846169224.

The previous prime is 126342614207. The next prime is 126342614249. The reversal of 126342614243 is 342416243621.

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 126342614243 - 2⁸ = 126342613987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126342614197 and 126342614206.

It is not an unprimeable number, because it can be changed into a prime (126342614249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1457546 + ... + 1541792.

It is an arithmetic number, because the mean of its divisors is an integer number (16479919776).

Almost surely, 2^126342614243 is an apocalyptic number.

126342614243 is a deficient number, since it is larger than the sum of its proper divisors (5496743965).

126342614243 is an equidigital number, since it uses as much as digits as its factorization.

126342614243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149473.

The product of its digits is 165888, while the sum is 38.

Adding to 126342614243 its reverse (342416243621), we get a palindrome (468758857864).

The spelling of 126342614243 in words is "one hundred twenty-six billion, three hundred forty-two million, six hundred fourteen thousand, two hundred forty-three".