1046075561 has 2 divisors, whose sum is σ = 1046075562. Its totient is φ = 1046075560.

The previous prime is 1046075551. The next prime is 1046075567. The reversal of 1046075561 is 1655706401.

1046075561 is nontrivially palindromic in base 3.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1043290000 + 2785561 = 32300^2 + 1669^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046075561 - 2¹⁴ = 1046059177 is a prime.

It is not a weakly prime, because it can be changed into another prime (1046075567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523037780 + 523037781.

It is an arithmetic number, because the mean of its divisors is an integer number (523037781).

Almost surely, 2^1046075561 is an apocalyptic number.

It is an amenable number.

1046075561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046075561 is an equidigital number, since it uses as much as digits as its factorization.

1046075561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 1046075561 is about 32343.0913952269. The cubic root of 1046075561 is about 1015.1284948182.

The spelling of 1046075561 in words is "one billion, forty-six million, seventy-five thousand, five hundred sixty-one".