1128747343562 has 4 divisors (see below), whose sum is σ = 1693121015346. Its totient is φ = 564373671780.

The previous prime is 1128747343547. The next prime is 1128747343601. The reversal of 1128747343562 is 2653437478211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 984498543961 + 144248799601 = 992219^2 + 379801^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282186835889 + ... + 282186835892.

Almost surely, 2^{1128747343562} is an apocalyptic number.

1128747343562 is a deficient number, since it is larger than the sum of its proper divisors (564373671784).

1128747343562 is an equidigital number, since it uses as much as digits as its factorization.

1128747343562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564373671783.

The product of its digits is 6773760, while the sum is 53.

The spelling of 1128747343562 in words is "one trillion, one hundred twenty-eight billion, seven hundred forty-seven million, three hundred forty-three thousand, five hundred sixty-two".