1041164561 has 2 divisors, whose sum is σ = 1041164562. Its totient is φ = 1041164560.

The previous prime is 1041164441. The next prime is 1041164573. The reversal of 1041164561 is 1654611401.

It is a happy number.

1041164561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1035552400 + 5612161 = 32180^2 + 2369^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041164561 - 2¹⁴ = 1041148177 is a prime.

It is not a weakly prime, because it can be changed into another prime (1041164581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520582280 + 520582281.

It is an arithmetic number, because the mean of its divisors is an integer number (520582281).

Almost surely, 2^1041164561 is an apocalyptic number.

It is an amenable number.

1041164561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041164561 is an equidigital number, since it uses as much as digits as its factorization.

1041164561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1041164561 is about 32267.0816932675. The cubic root of 1041164561 is about 1013.5374313208.

Adding to 1041164561 its reverse (1654611401), we get a palindrome (2695775962).

The spelling of 1041164561 in words is "one billion, forty-one million, one hundred sixty-four thousand, five hundred sixty-one".