126734344043 has 4 divisors (see below), whose sum is σ = 126762631128. Its totient is φ = 126706056960.

The previous prime is 126734343973. The next prime is 126734344049. The reversal of 126734344043 is 340443437621.

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

It is a cyclic number.

It is not a de Polignac number, because 126734344043 - 2¹⁰ = 126734343019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126734344049) 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, 14136821 + ... + 14145782.

It is an arithmetic number, because the mean of its divisors is an integer number (31690657782).

Almost surely, 2^126734344043 is an apocalyptic number.

126734344043 is a deficient number, since it is larger than the sum of its proper divisors (28287085).

126734344043 is an equidigital number, since it uses as much as digits as its factorization.

126734344043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28287084.

The product of its (nonzero) digits is 580608, while the sum is 41.

The spelling of 126734344043 in words is "one hundred twenty-six billion, seven hundred thirty-four million, three hundred forty-four thousand, forty-three".