1150666313 has 4 divisors (see below), whose sum is σ = 1150840980. Its totient is φ = 1150491648.

The previous prime is 1150666289. The next prime is 1150666327. The reversal of 1150666313 is 3136660511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3136660511 = 193 ⋅16252127.

It can be written as a sum of positive squares in 2 ways, for example, as 213510544 + 937155769 = 14612^2 + 30613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150666313 - 2¹² = 1150662217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1150666313.

It is not an unprimeable number, because it can be changed into a prime (1150666213) 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, 77048 + ... + 90761.

It is an arithmetic number, because the mean of its divisors is an integer number (287710245).

Almost surely, 2^1150666313 is an apocalyptic number.

It is an amenable number.

1150666313 is a deficient number, since it is larger than the sum of its proper divisors (174667).

1150666313 is an equidigital number, since it uses as much as digits as its factorization.

1150666313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174666.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1150666313 is about 33921.4727422027. The cubic root of 1150666313 is about 1047.8918587913.

The spelling of 1150666313 in words is "one billion, one hundred fifty million, six hundred sixty-six thousand, three hundred thirteen".