1083099140561 has 2 divisors, whose sum is σ = 1083099140562. Its totient is φ = 1083099140560.

The previous prime is 1083099140527. The next prime is 1083099140579. The reversal of 1083099140561 is 1650419903801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926706574336 + 156392566225 = 962656^2 + 395465^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1083099140561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1083099140581) 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 as a sum of consecutive naturals, namely, 541549570280 + 541549570281.

It is an arithmetic number, because the mean of its divisors is an integer number (541549570281).

Almost surely, 2^{1083099140561} is an apocalyptic number.

It is an amenable number.

1083099140561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1083099140561 is an equidigital number, since it uses as much as digits as its factorization.

1083099140561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 1083099140561 in words is "one trillion, eighty-three billion, ninety-nine million, one hundred forty thousand, five hundred sixty-one".