1243413353 has 8 divisors (see below), whose sum is σ = 1530355008. Its totient is φ = 983799504.

The previous prime is 1243413331. The next prime is 1243413359. The reversal of 1243413353 is 3533143421.

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 1243413353 - 2¹⁶ = 1243347817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1243413359) by changing a digit.

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, 6831851 + ... + 6832032.

It is an arithmetic number, because the mean of its divisors is an integer number (191294376).

Almost surely, 2^1243413353 is an apocalyptic number.

1243413353 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1243413353 is a deficient number, since it is larger than the sum of its proper divisors (286941655).

1243413353 is a wasteful number, since it uses less digits than its factorization.

1243413353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13663903.

The product of its digits is 12960, while the sum is 29.

The square root of 1243413353 is about 35262.0667715323. The cubic root of 1243413353 is about 1075.3219451811.

Adding to 1243413353 its reverse (3533143421), we get a palindrome (4776556774).

The spelling of 1243413353 in words is "one billion, two hundred forty-three million, four hundred thirteen thousand, three hundred fifty-three".