126416543 has 8 divisors (see below), whose sum is σ = 142358016. Its totient is φ = 111216600.

The previous prime is 126416497. The next prime is 126416551. The reversal of 126416543 is 345614621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126416543 - 2⁸ = 126416287 is a prime.

It is a super-2 number, since 2×126416543² = 31962284688141698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126416593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185021 + ... + 185702.

It is an arithmetic number, because the mean of its divisors is an integer number (17794752).

Almost surely, 2^126416543 is an apocalyptic number.

126416543 is a deficient number, since it is larger than the sum of its proper divisors (15941473).

126416543 is a wasteful number, since it uses less digits than its factorization.

126416543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370765.

The product of its digits is 17280, while the sum is 32.

The square root of 126416543 is about 11243.5111508816. The cubic root of 126416543 is about 501.8816340241.

The spelling of 126416543 in words is "one hundred twenty-six million, four hundred sixteen thousand, five hundred forty-three".