1310223923 has 2 divisors, whose sum is σ = 1310223924. Its totient is φ = 1310223922.

The previous prime is 1310223917. The next prime is 1310223931. The reversal of 1310223923 is 3293220131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1310223923 - 2¹⁶ = 1310158387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310223892 and 1310223901.

It is not a weakly prime, because it can be changed into another prime (1310225923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655111961 + 655111962.

It is an arithmetic number, because the mean of its divisors is an integer number (655111962).

Almost surely, 2^1310223923 is an apocalyptic number.

1310223923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310223923 is an equidigital number, since it uses as much as digits as its factorization.

1310223923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 1310223923 is about 36197.0153880123. The cubic root of 1310223923 is about 1094.2465220876.

The spelling of 1310223923 in words is "one billion, three hundred ten million, two hundred twenty-three thousand, nine hundred twenty-three".