1084381405212 has 48 divisors (see below), whose sum is σ = 2894516183552. Its totient is φ = 309519783360.

The previous prime is 1084381405207. The next prime is 1084381405259. The reversal of 1084381405212 is 2125041834801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6236128 + ... + 6407655.

Almost surely, 2^{1084381405212} is an apocalyptic number.

1084381405212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1084381405212 is an abundant number, since it is smaller than the sum of its proper divisors (1810134778340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1084381405212 is a wasteful number, since it uses less digits than its factorization.

1084381405212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12644818 (or 12644816 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 39.

The spelling of 1084381405212 in words is "one trillion, eighty-four billion, three hundred eighty-one million, four hundred five thousand, two hundred twelve".