1303023223 has 2 divisors, whose sum is σ = 1303023224. Its totient is φ = 1303023222.

The previous prime is 1303023151. The next prime is 1303023247. The reversal of 1303023223 is 3223203031.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3223203031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1303023223 - 2⁹ = 1303022711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1303023223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303023263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651511611 + 651511612.

It is an arithmetic number, because the mean of its divisors is an integer number (651511612).

Almost surely, 2^1303023223 is an apocalyptic number.

1303023223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303023223 is an equidigital number, since it uses as much as digits as its factorization.

1303023223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1303023223 is about 36097.4129682447. The cubic root of 1303023223 is about 1092.2382598874.

Adding to 1303023223 its reverse (3223203031), we get a palindrome (4526226254).

The spelling of 1303023223 in words is "one billion, three hundred three million, twenty-three thousand, two hundred twenty-three".