1223305035 has 16 divisors (see below), whose sum is σ = 1959399456. Its totient is φ = 651725568.

The previous prime is 1223305033. The next prime is 1223305087. The reversal of 1223305035 is 5305033221.

It is a happy number.

It is not a de Polignac number, because 1223305035 - 2¹ = 1223305033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1223304996 and 1223305014.

It is not an unprimeable number, because it can be changed into a prime (1223305033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29464 + ... + 57573.

It is an arithmetic number, because the mean of its divisors is an integer number (122462466).

Almost surely, 2^1223305035 is an apocalyptic number.

1223305035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1223305035 is a deficient number, since it is larger than the sum of its proper divisors (736094421).

1223305035 is an equidigital number, since it uses as much as digits as its factorization.

1223305035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87982.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 1223305035 is about 34975.7778326659. Note that the first 3 decimals coincide. The cubic root of 1223305035 is about 1069.4937585436.

Adding to 1223305035 its reverse (5305033221), we get a palindrome (6528338256).

The spelling of 1223305035 in words is "one billion, two hundred twenty-three million, three hundred five thousand, thirty-five".