1150515211 has 2 divisors, whose sum is σ = 1150515212. Its totient is φ = 1150515210.

The previous prime is 1150515187. The next prime is 1150515251. The reversal of 1150515211 is 1125150511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1150515211 - 2¹⁷ = 1150384139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1150515251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575257605 + 575257606.

It is an arithmetic number, because the mean of its divisors is an integer number (575257606).

Almost surely, 2^1150515211 is an apocalyptic number.

1150515211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150515211 is an equidigital number, since it uses as much as digits as its factorization.

1150515211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250, while the sum is 22.

The square root of 1150515211 is about 33919.2454367723. The cubic root of 1150515211 is about 1047.8459881263.

Adding to 1150515211 its reverse (1125150511), we get a palindrome (2275665722).

The spelling of 1150515211 in words is "one billion, one hundred fifty million, five hundred fifteen thousand, two hundred eleven".