1303303223 has 2 divisors, whose sum is σ = 1303303224. Its totient is φ = 1303303222.

The previous prime is 1303303201. The next prime is 1303303301. The reversal of 1303303223 is 3223033031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303303223 - 2⁶ = 1303303159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303303195 and 1303303204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303303523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651651611 + 651651612.

It is an arithmetic number, because the mean of its divisors is an integer number (651651612).

Almost surely, 2^1303303223 is an apocalyptic number.

1303303223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303303223 is an equidigital number, since it uses as much as digits as its factorization.

1303303223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 1303303223 is about 36101.2911541956. The cubic root of 1303303223 is about 1092.3164894498.

Adding to 1303303223 its reverse (3223033031), we get a palindrome (4526336254).

The spelling of 1303303223 in words is "one billion, three hundred three million, three hundred three thousand, two hundred twenty-three".