1113223297 has 2 divisors, whose sum is σ = 1113223298. Its totient is φ = 1113223296.

The previous prime is 1113223283. The next prime is 1113223301. The reversal of 1113223297 is 7923223111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845704561 + 267518736 = 29081^2 + 16356^2 .

It is an emirp because it is prime and its reverse (7923223111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113223297 - 2²⁷ = 979005569 is a prime.

It is a super-2 number, since 2×1113223297² = 2478532217967100418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1113223217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556611648 + 556611649.

It is an arithmetic number, because the mean of its divisors is an integer number (556611649).

Almost surely, 2^1113223297 is an apocalyptic number.

It is an amenable number.

1113223297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113223297 is an equidigital number, since it uses as much as digits as its factorization.

1113223297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 1113223297 is about 33365.0010789750. The cubic root of 1113223297 is about 1036.4000584836.

The spelling of 1113223297 in words is "one billion, one hundred thirteen million, two hundred twenty-three thousand, two hundred ninety-seven".