1151240011 has 2 divisors, whose sum is σ = 1151240012. Its totient is φ = 1151240010.

The previous prime is 1151239997. The next prime is 1151240033. The reversal of 1151240011 is 1100421511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151240011 - 2⁹ = 1151239499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151243011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575620005 + 575620006.

It is an arithmetic number, because the mean of its divisors is an integer number (575620006).

Almost surely, 2^1151240011 is an apocalyptic number.

1151240011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151240011 is an equidigital number, since it uses as much as digits as its factorization.

1151240011 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 1151240011 is about 33929.9279545359. The cubic root of 1151240011 is about 1048.0659821300.

Adding to 1151240011 its reverse (1100421511), we get a palindrome (2251661522).

The spelling of 1151240011 in words is "one billion, one hundred fifty-one million, two hundred forty thousand, eleven".