1150081 has 2 divisors, whose sum is σ = 1150082. Its totient is φ = 1150080.

The previous prime is 1150073. The next prime is 1150103. The reversal of 1150081 is 1800511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 919681 + 230400 = 959^2 + 480^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150081 - 2³ = 1150073 is a prime.

It is a super-2 number, since 2×1150081² = 2645372613122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1150031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575040 + 575041.

It is an arithmetic number, because the mean of its divisors is an integer number (575041).

2^1150081 is an apocalyptic number.

It is an amenable number.

1150081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150081 is an equidigital number, since it uses as much as digits as its factorization.

1150081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1150081 is about 1072.4182952561. The cubic root of 1150081 is about 104.7714150523.

Adding to 1150081 its reverse (1800511), we get a palindrome (2950592).

The spelling of 1150081 in words is "one million, one hundred fifty thousand, eighty-one".