1150441081 has 2 divisors, whose sum is σ = 1150441082. Its totient is φ = 1150441080.

The previous prime is 1150441073. The next prime is 1150441087. The reversal of 1150441081 is 1801440511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 850597225 + 299843856 = 29165^2 + 17316^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150441081 - 2³ = 1150441073 is a prime.

It is a super-2 number, since 2×1150441081² = 2647029361704897122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1150441087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575220540 + 575220541.

It is an arithmetic number, because the mean of its divisors is an integer number (575220541).

Almost surely, 2^1150441081 is an apocalyptic number.

It is an amenable number.

1150441081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150441081 is an equidigital number, since it uses as much as digits as its factorization.

1150441081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 1150441081 is about 33918.1526767010. The cubic root of 1150441081 is about 1047.8234827041.

Adding to 1150441081 its reverse (1801440511), we get a palindrome (2951881592).

The spelling of 1150441081 in words is "one billion, one hundred fifty million, four hundred forty-one thousand, eighty-one".