1242233313 has 8 divisors (see below), whose sum is σ = 1673386848. Its totient is φ = 819617664.

The previous prime is 1242233309. The next prime is 1242233323. The reversal of 1242233313 is 3133322421.

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

It is not a de Polignac number, because 1242233313 - 2² = 1242233309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1242233323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2134131 + ... + 2134712.

It is an arithmetic number, because the mean of its divisors is an integer number (209173356).

Almost surely, 2^1242233313 is an apocalyptic number.

It is an amenable number.

1242233313 is a deficient number, since it is larger than the sum of its proper divisors (431153535).

1242233313 is an equidigital number, since it uses as much as digits as its factorization.

1242233313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268943.

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

The square root of 1242233313 is about 35245.3303715542. The cubic root of 1242233313 is about 1074.9816655968.

Adding to 1242233313 its reverse (3133322421), we get a palindrome (4375555734).

The spelling of 1242233313 in words is "one billion, two hundred forty-two million, two hundred thirty-three thousand, three hundred thirteen".