1147289485456 has 45 divisors (see below), whose sum is σ = 2232368709753. Its totient is φ = 571204740480.

The previous prime is 1147289485429. The next prime is 1147289485469. The reversal of 1147289485456 is 6545849827411.

The square root of 1147289485456 is 1071116.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1009856167056 + 137433318400 = 1004916^2 + 370720^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1418157180 + ... + 1418157988.

Almost surely, 2^{1147289485456} is an apocalyptic number.

1147289485456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1147289485456 is the 1071116-th square number.

It is an amenable number.

1147289485456 is a deficient number, since it is larger than the sum of its proper divisors (1085079224297).

1147289485456 is an frugal number, since it uses more digits than its factorization.

1147289485456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288 (or 1142 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 64.

Multiplying 1147289485456 by its sum of digits (64), we get a square (73426527069184 = 8568928²).

The spelling of 1147289485456 in words is "one trillion, one hundred forty-seven billion, two hundred eighty-nine million, four hundred eighty-five thousand, four hundred fifty-six".