1043976218139 has 16 divisors (see below), whose sum is σ = 1556874032640. Its totient is φ = 691374976200.

The previous prime is 1043976218113. The next prime is 1043976218147. The reversal of 1043976218139 is 9318126793401.

1043976218139 is a `hidden beast` number, since 1 + 0 + 4 + 3 + 9 + 7 + 621 + 8 + 1 + 3 + 9 = 666.

It is not a de Polignac number, because 1043976218139 - 2¹⁶ = 1043976152603 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1043976218539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128028327 + ... + 128036480.

It is an arithmetic number, because the mean of its divisors is an integer number (97304627040).

Almost surely, 2^{1043976218139} is an apocalyptic number.

1043976218139 is a deficient number, since it is larger than the sum of its proper divisors (512897814501).

1043976218139 is a wasteful number, since it uses less digits than its factorization.

1043976218139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256064967 (or 256064961 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 1043976218139 in words is "one trillion, forty-three billion, nine hundred seventy-six million, two hundred eighteen thousand, one hundred thirty-nine".