1323225269 has 2 divisors, whose sum is σ = 1323225270. Its totient is φ = 1323225268.

The previous prime is 1323225203. The next prime is 1323225287. The reversal of 1323225269 is 9625223231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1322195044 + 1030225 = 36362^2 + 1015^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323225269 - 2²⁴ = 1306448053 is a prime.

It is a super-2 number, since 2×1323225269² = 3501850225040244722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323225469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661612634 + 661612635.

It is an arithmetic number, because the mean of its divisors is an integer number (661612635).

Almost surely, 2^1323225269 is an apocalyptic number.

It is an amenable number.

1323225269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323225269 is an equidigital number, since it uses as much as digits as its factorization.

1323225269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 1323225269 is about 36376.1634728018. The cubic root of 1323225269 is about 1097.8540169643.

The spelling of 1323225269 in words is "one billion, three hundred twenty-three million, two hundred twenty-five thousand, two hundred sixty-nine".