1310022023249 has 2 divisors, whose sum is σ = 1310022023250. Its totient is φ = 1310022023248.

The previous prime is 1310022023243. The next prime is 1310022023377. The reversal of 1310022023249 is 9423202200131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 672962637649 + 637059385600 = 820343^2 + 798160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310022023249 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310022023243) 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, 655011011624 + 655011011625.

It is an arithmetic number, because the mean of its divisors is an integer number (655011011625).

Almost surely, 2^{1310022023249} is an apocalyptic number.

It is an amenable number.

1310022023249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310022023249 is an equidigital number, since it uses as much as digits as its factorization.

1310022023249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 1310022023249 in words is "one trillion, three hundred ten billion, twenty-two million, twenty-three thousand, two hundred forty-nine".