1323302273 has 2 divisors, whose sum is σ = 1323302274. Its totient is φ = 1323302272.

The previous prime is 1323302269. The next prime is 1323302369. The reversal of 1323302273 is 3722033231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1163355664 + 159946609 = 34108^2 + 12647^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323302273 - 2² = 1323302269 is a prime.

It is a super-2 number, since 2×1323302273² = 3502257811453933058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1323302243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661651136 + 661651137.

It is an arithmetic number, because the mean of its divisors is an integer number (661651137).

Almost surely, 2^1323302273 is an apocalyptic number.

It is an amenable number.

1323302273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323302273 is an equidigital number, since it uses as much as digits as its factorization.

1323302273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 1323302273 is about 36377.2218977755. The cubic root of 1323302273 is about 1097.8753127866.

The spelling of 1323302273 in words is "one billion, three hundred twenty-three million, three hundred two thousand, two hundred seventy-three".