1150515133 has 2 divisors, whose sum is σ = 1150515134. Its totient is φ = 1150515132.

The previous prime is 1150515073. The next prime is 1150515187. The reversal of 1150515133 is 3315150511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 976750009 + 173765124 = 31253^2 + 13182^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150515133 - 2⁹ = 1150514621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1150515098 and 1150515107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1150515433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575257566 + 575257567.

It is an arithmetic number, because the mean of its divisors is an integer number (575257567).

Almost surely, 2^1150515133 is an apocalyptic number.

It is an amenable number.

1150515133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150515133 is an equidigital number, since it uses as much as digits as its factorization.

1150515133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 1150515133 is about 33919.2442869826. The cubic root of 1150515133 is about 1047.8459644464.

Adding to 1150515133 its reverse (3315150511), we get a palindrome (4465665644).

The spelling of 1150515133 in words is "one billion, one hundred fifty million, five hundred fifteen thousand, one hundred thirty-three".