1310400011 has 2 divisors, whose sum is σ = 1310400012. Its totient is φ = 1310400010.

The previous prime is 1310399947. The next prime is 1310400079. The reversal of 1310400011 is 1100040131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1310400011 - 2⁶ = 1310399947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310399965 and 1310400001.

It is not a weakly prime, because it can be changed into another prime (1310406011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655200005 + 655200006.

It is an arithmetic number, because the mean of its divisors is an integer number (655200006).

Almost surely, 2^1310400011 is an apocalyptic number.

1310400011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310400011 is an equidigital number, since it uses as much as digits as its factorization.

1310400011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1310400011 is about 36199.4476615321. The cubic root of 1310400011 is about 1094.2955404390.

Adding to 1310400011 its reverse (1100040131), we get a palindrome (2410440142).

The spelling of 1310400011 in words is "one billion, three hundred ten million, four hundred thousand, eleven".