1054105539839 has 8 divisors (see below), whose sum is σ = 1189586189520. Its totient is φ = 925233702400.

The previous prime is 1054105539811. The next prime is 1054105539871. The reversal of 1054105539839 is 9389355014501.

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

It is a cyclic number.

It is not a de Polignac number, because 1054105539839 - 2³² = 1049810572543 is a prime.

It is a super-2 number, since 2×1054105539839² (a number of 25 digits) 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 (1054105509839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652202722 + ... + 1652203359.

It is an arithmetic number, because the mean of its divisors is an integer number (148698273690).

Almost surely, 2^{1054105539839} is an apocalyptic number.

1054105539839 is a deficient number, since it is larger than the sum of its proper divisors (135480649681).

1054105539839 is a wasteful number, since it uses less digits than its factorization.

1054105539839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304406121.

The product of its (nonzero) digits is 2916000, while the sum is 53.

The spelling of 1054105539839 in words is "one trillion, fifty-four billion, one hundred five million, five hundred thirty-nine thousand, eight hundred thirty-nine".