1313200001 has 2 divisors, whose sum is σ = 1313200002. Its totient is φ = 1313200000.

The previous prime is 1313199997. The next prime is 1313200033. The reversal of 1313200001 is 1000023131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1074528400 + 238671601 = 32780^2 + 15449^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313200001 - 2² = 1313199997 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313200601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656600000 + 656600001.

It is an arithmetic number, because the mean of its divisors is an integer number (656600001).

Almost surely, 2^1313200001 is an apocalyptic number.

It is an amenable number.

1313200001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313200001 is an equidigital number, since it uses as much as digits as its factorization.

1313200001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1313200001 is about 36238.1015093230. The cubic root of 1313200001 is about 1095.0743959517.

Adding to 1313200001 its reverse (1000023131), we get a palindrome (2313223132).

The spelling of 1313200001 in words is "one billion, three hundred thirteen million, two hundred thousand, one".