1126047543 has 8 divisors (see below), whose sum is σ = 1504683888. Its totient is φ = 749054784.

The previous prime is 1126047541. The next prime is 1126047551. The reversal of 1126047543 is 3457406211.

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

It is not a de Polignac number, because 1126047543 - 2¹ = 1126047541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126047541) 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, 409296 + ... + 412037.

It is an arithmetic number, because the mean of its divisors is an integer number (188085486).

Almost surely, 2^1126047543 is an apocalyptic number.

1126047543 is a deficient number, since it is larger than the sum of its proper divisors (378636345).

1126047543 is an equidigital number, since it uses as much as digits as its factorization.

1126047543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821793.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1126047543 is about 33556.6318780655. The cubic root of 1126047543 is about 1040.3646228267.

The spelling of 1126047543 in words is "one billion, one hundred twenty-six million, forty-seven thousand, five hundred forty-three".