1180012013 has 2 divisors, whose sum is σ = 1180012014. Its totient is φ = 1180012012.

The previous prime is 1180012003. The next prime is 1180012037. The reversal of 1180012013 is 3102100811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 780531844 + 399480169 = 27938^2 + 19987^2 .

It is a cyclic number.

It is not a de Polignac number, because 1180012013 - 2⁶ = 1180011949 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1180011982 and 1180012000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1180012003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590006006 + 590006007.

It is an arithmetic number, because the mean of its divisors is an integer number (590006007).

Almost surely, 2^1180012013 is an apocalyptic number.

It is an amenable number.

1180012013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1180012013 is an equidigital number, since it uses as much as digits as its factorization.

1180012013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 1180012013 is about 34351.3029301655. The cubic root of 1180012013 is about 1056.7253912350.

Adding to 1180012013 its reverse (3102100811), we get a palindrome (4282112824).

The spelling of 1180012013 in words is "one billion, one hundred eighty million, twelve thousand, thirteen".