1054254543452 has 24 divisors (see below), whose sum is σ = 2035282016880. Its totient is φ = 473822264960.

The previous prime is 1054254543421. The next prime is 1054254543469. The reversal of 1054254543452 is 2543454524501.

It is a super-2 number, since 2×1054254543452² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134604683 + ... + 134612514.

It is an arithmetic number, because the mean of its divisors is an integer number (84803417370).

Almost surely, 2^{1054254543452} is an apocalyptic number.

It is an amenable number.

1054254543452 is a deficient number, since it is larger than the sum of its proper divisors (981027473428).

1054254543452 is a wasteful number, since it uses less digits than its factorization.

1054254543452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269217301 (or 269217299 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 44.

The spelling of 1054254543452 in words is "one trillion, fifty-four billion, two hundred fifty-four million, five hundred forty-three thousand, four hundred fifty-two".