1834160561 has 2 divisors, whose sum is σ = 1834160562. Its totient is φ = 1834160560.

The previous prime is 1834160527. The next prime is 1834160567. The reversal of 1834160561 is 1650614381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1711394161 + 122766400 = 41369^2 + 11080^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1834160561 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1834160567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917080280 + 917080281.

It is an arithmetic number, because the mean of its divisors is an integer number (917080281).

Almost surely, 2^1834160561 is an apocalyptic number.

It is an amenable number.

1834160561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1834160561 is an equidigital number, since it uses as much as digits as its factorization.

1834160561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1834160561 is about 42827.1007774283. The cubic root of 1834160561 is about 1224.0874638914.

The spelling of 1834160561 in words is "one billion, eight hundred thirty-four million, one hundred sixty thousand, five hundred sixty-one".