1223041142 has 8 divisors (see below), whose sum is σ = 1884144576. Its totient is φ = 594992952.

The previous prime is 1223041133. The next prime is 1223041151. The reversal of 1223041142 is 2411403221.

It is an interprime number because it is at equal distance from previous prime (1223041133) and next prime (1223041151).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8263718 + ... + 8263865.

It is an arithmetic number, because the mean of its divisors is an integer number (235518072).

Almost surely, 2^1223041142 is an apocalyptic number.

1223041142 is a deficient number, since it is larger than the sum of its proper divisors (661103434).

1223041142 is a wasteful number, since it uses less digits than its factorization.

1223041142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16527622.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1223041142 is about 34972.0051183800. The cubic root of 1223041142 is about 1069.4168488044.

Adding to 1223041142 its reverse (2411403221), we get a palindrome (3634444363).

The spelling of 1223041142 in words is "one billion, two hundred twenty-three million, forty-one thousand, one hundred forty-two".