1310311097 has 2 divisors, whose sum is σ = 1310311098. Its totient is φ = 1310311096.

The previous prime is 1310311043. The next prime is 1310311129. The reversal of 1310311097 is 7901130131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 837292096 + 473019001 = 28936^2 + 21749^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310311097 - 2⁶ = 1310311033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310310097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655155548 + 655155549.

It is an arithmetic number, because the mean of its divisors is an integer number (655155549).

Almost surely, 2^1310311097 is an apocalyptic number.

It is an amenable number.

1310311097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310311097 is an equidigital number, since it uses as much as digits as its factorization.

1310311097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 26.

The square root of 1310311097 is about 36198.2195280376. The cubic root of 1310311097 is about 1094.2707896267.

The spelling of 1310311097 in words is "one billion, three hundred ten million, three hundred eleven thousand, ninety-seven".