1310301691 has 2 divisors, whose sum is σ = 1310301692. Its totient is φ = 1310301690.

The previous prime is 1310301653. The next prime is 1310301703. The reversal of 1310301691 is 1961030131.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1961030131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1310301691 - 2¹⁷ = 1310170619 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310301631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655150845 + 655150846.

It is an arithmetic number, because the mean of its divisors is an integer number (655150846).

Almost surely, 2^1310301691 is an apocalyptic number.

1310301691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310301691 is an equidigital number, since it uses as much as digits as its factorization.

1310301691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 1310301691 is about 36198.0896042871. The cubic root of 1310301691 is about 1094.2681712318.

The spelling of 1310301691 in words is "one billion, three hundred ten million, three hundred one thousand, six hundred ninety-one".