1223223535 has 8 divisors (see below), whose sum is σ = 1468278000. Its totient is φ = 978305664.

The previous prime is 1223223523. The next prime is 1223223583. The reversal of 1223223535 is 5353223221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1223223535 - 2¹⁷ = 1223092463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13285 + ... + 51214.

It is an arithmetic number, because the mean of its divisors is an integer number (183534750).

Almost surely, 2^1223223535 is an apocalyptic number.

1223223535 is a deficient number, since it is larger than the sum of its proper divisors (245054465).

1223223535 is an equidigital number, since it uses as much as digits as its factorization.

1223223535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68297.

The product of its digits is 10800, while the sum is 28.

The square root of 1223223535 is about 34974.6127212297. The cubic root of 1223223535 is about 1069.4700071285.

Adding to 1223223535 its reverse (5353223221), we get a palindrome (6576446756).

The spelling of 1223223535 in words is "one billion, two hundred twenty-three million, two hundred twenty-three thousand, five hundred thirty-five".