1121366552839 has 4 divisors (see below), whose sum is σ = 1207625518456. Its totient is φ = 1035107587224.

The previous prime is 1121366552819. The next prime is 1121366552893. The reversal of 1121366552839 is 9382556631211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121366552839 - 2¹¹ = 1121366550791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121366552819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43129482789 + ... + 43129482814.

It is an arithmetic number, because the mean of its divisors is an integer number (301906379614).

Almost surely, 2^{1121366552839} is an apocalyptic number.

1121366552839 is a deficient number, since it is larger than the sum of its proper divisors (86258965617).

1121366552839 is an equidigital number, since it uses as much as digits as its factorization.

1121366552839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86258965616.

The product of its digits is 2332800, while the sum is 52.

The spelling of 1121366552839 in words is "one trillion, one hundred twenty-one billion, three hundred sixty-six million, five hundred fifty-two thousand, eight hundred thirty-nine".