1310940733 has 2 divisors, whose sum is σ = 1310940734. Its totient is φ = 1310940732.

The previous prime is 1310940713. The next prime is 1310940751. The reversal of 1310940733 is 3370490131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 813561529 + 497379204 = 28523^2 + 22302^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310940733 - 2⁹ = 1310940221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310940695 and 1310940704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310940713) 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, 655470366 + 655470367.

It is an arithmetic number, because the mean of its divisors is an integer number (655470367).

Almost surely, 2^1310940733 is an apocalyptic number.

It is an amenable number.

1310940733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310940733 is an equidigital number, since it uses as much as digits as its factorization.

1310940733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 1310940733 is about 36206.9155410952. The cubic root of 1310940733 is about 1094.4460360382.

The spelling of 1310940733 in words is "one billion, three hundred ten million, nine hundred forty thousand, seven hundred thirty-three".