1084135537811 has 4 divisors (see below), whose sum is σ = 1084246820832. Its totient is φ = 1084024254792.

The previous prime is 1084135537799. The next prime is 1084135537819. The reversal of 1084135537811 is 1187355314801.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1084135537811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1084135537819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55626896 + ... + 55646381.

It is an arithmetic number, because the mean of its divisors is an integer number (271061705208).

Almost surely, 2^{1084135537811} is an apocalyptic number.

1084135537811 is a deficient number, since it is larger than the sum of its proper divisors (111283021).

1084135537811 is an equidigital number, since it uses as much as digits as its factorization.

1084135537811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111283020.

The product of its (nonzero) digits is 403200, while the sum is 47.

The spelling of 1084135537811 in words is "one trillion, eighty-four billion, one hundred thirty-five million, five hundred thirty-seven thousand, eight hundred eleven".