1041815161 has 2 divisors, whose sum is σ = 1041815162. Its totient is φ = 1041815160.

The previous prime is 1041815143. The next prime is 1041815183. The reversal of 1041815161 is 1615181401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 923005161 + 118810000 = 30381^2 + 10900^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041815161 - 2⁵ = 1041815129 is a prime.

It is not a weakly prime, because it can be changed into another prime (1041815141) 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, 520907580 + 520907581.

It is an arithmetic number, because the mean of its divisors is an integer number (520907581).

Almost surely, 2^1041815161 is an apocalyptic number.

It is an amenable number.

1041815161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041815161 is an equidigital number, since it uses as much as digits as its factorization.

1041815161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 28.

The square root of 1041815161 is about 32277.1616007356. The cubic root of 1041815161 is about 1013.7484995085.

Adding to 1041815161 its reverse (1615181401), we get a palindrome (2656996562).

The spelling of 1041815161 in words is "one billion, forty-one million, eight hundred fifteen thousand, one hundred sixty-one".