1162321313 has 2 divisors, whose sum is σ = 1162321314. Its totient is φ = 1162321312.

The previous prime is 1162321301. The next prime is 1162321337. The reversal of 1162321313 is 3131232611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 849314449 + 313006864 = 29143^2 + 17692^2 .

It is a cyclic number.

It is not a de Polignac number, because 1162321313 - 2⁶ = 1162321249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1162321373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581160656 + 581160657.

It is an arithmetic number, because the mean of its divisors is an integer number (581160657).

Almost surely, 2^1162321313 is an apocalyptic number.

It is an amenable number.

1162321313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162321313 is an equidigital number, since it uses as much as digits as its factorization.

1162321313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 1162321313 is about 34092.8337484580. The cubic root of 1162321313 is about 1051.4179823209.

Adding to 1162321313 its reverse (3131232611), we get a palindrome (4293553924).

The spelling of 1162321313 in words is "one billion, one hundred sixty-two million, three hundred twenty-one thousand, three hundred thirteen".