1151060065 has 4 divisors (see below), whose sum is σ = 1381272084. Its totient is φ = 920848048.

The previous prime is 1151060041. The next prime is 1151060069. The reversal of 1151060065 is 5600601511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 335329344 + 815730721 = 18312^2 + 28561^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151060065 - 2⁷ = 1151059937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151060069) 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 in 3 ways as a sum of consecutive naturals, for example, 115106002 + ... + 115106011.

It is an arithmetic number, because the mean of its divisors is an integer number (345318021).

Almost surely, 2^1151060065 is an apocalyptic number.

It is an amenable number.

1151060065 is a deficient number, since it is larger than the sum of its proper divisors (230212019).

1151060065 is an equidigital number, since it uses as much as digits as its factorization.

1151060065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230212018.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 1151060065 is about 33927.2761211389. The cubic root of 1151060065 is about 1048.0113728662.

Adding to 1151060065 its reverse (5600601511), we get a palindrome (6751661576).

The spelling of 1151060065 in words is "one billion, one hundred fifty-one million, sixty thousand, sixty-five".