1223323134 has 16 divisors (see below), whose sum is σ = 2669068800. Its totient is φ = 370703960.

The previous prime is 1223323121. The next prime is 1223323141. The reversal of 1223323134 is 4313233221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9267534 + ... + 9267665.

It is an arithmetic number, because the mean of its divisors is an integer number (166816800).

Almost surely, 2^1223323134 is an apocalyptic number.

1223323134 is an abundant number, since it is smaller than the sum of its proper divisors (1445745666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1223323134 is a wasteful number, since it uses less digits than its factorization.

1223323134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18535215.

The product of its digits is 2592, while the sum is 24.

The square root of 1223323134 is about 34976.0365679132. The cubic root of 1223323134 is about 1069.4990329632.

Adding to 1223323134 its reverse (4313233221), we get a palindrome (5536556355).

The spelling of 1223323134 in words is "one billion, two hundred twenty-three million, three hundred twenty-three thousand, one hundred thirty-four".