1146161041 has 4 divisors (see below), whose sum is σ = 1148031412. Its totient is φ = 1144290672.

The previous prime is 1146161039. The next prime is 1146161077. The reversal of 1146161041 is 1401616411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3721041 + 1142440000 = 1929^2 + 33800^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146161041 - 2¹ = 1146161039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1146160997 and 1146161015.

It is not an unprimeable number, because it can be changed into a prime (1146161011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 934266 + ... + 935491.

It is an arithmetic number, because the mean of its divisors is an integer number (287007853).

Almost surely, 2^1146161041 is an apocalyptic number.

It is an amenable number.

1146161041 is a deficient number, since it is larger than the sum of its proper divisors (1870371).

1146161041 is an equidigital number, since it uses as much as digits as its factorization.

1146161041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870370.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 1146161041 is about 33855.0002363019. Note that the first 3 decimals coincide. The cubic root of 1146161041 is about 1046.5224456219.

Adding to 1146161041 its reverse (1401616411), we get a palindrome (2547777452).

The spelling of 1146161041 in words is "one billion, one hundred forty-six million, one hundred sixty-one thousand, forty-one".