126464742343 has 4 divisors (see below), whose sum is σ = 126466049128. Its totient is φ = 126463435560.

The previous prime is 126464742281. The next prime is 126464742401. The reversal of 126464742343 is 343247464621.

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 126464742343 - 2²¹ = 126462645191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126464742293 and 126464742302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126464742643) 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, 495513 + ... + 706018.

It is an arithmetic number, because the mean of its divisors is an integer number (31616512282).

Almost surely, 2^126464742343 is an apocalyptic number.

126464742343 is a deficient number, since it is larger than the sum of its proper divisors (1306785).

126464742343 is a wasteful number, since it uses less digits than its factorization.

126464742343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306784.

The product of its digits is 2322432, while the sum is 46.

The spelling of 126464742343 in words is "one hundred twenty-six billion, four hundred sixty-four million, seven hundred forty-two thousand, three hundred forty-three".