1344133121 has 8 divisors (see below), whose sum is σ = 1351237920. Its totient is φ = 1337045472.

The previous prime is 1344133099. The next prime is 1344133129. The reversal of 1344133121 is 1213314431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344133121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344133129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171341 + ... + 179013.

It is an arithmetic number, because the mean of its divisors is an integer number (168904740).

Almost surely, 2^1344133121 is an apocalyptic number.

It is an amenable number.

1344133121 is a deficient number, since it is larger than the sum of its proper divisors (7104799).

1344133121 is an equidigital number, since it uses as much as digits as its factorization.

1344133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8575.

The product of its digits is 864, while the sum is 23.

The square root of 1344133121 is about 36662.4211011766. The cubic root of 1344133121 is about 1103.6061049394.

Adding to 1344133121 its reverse (1213314431), we get a palindrome (2557447552).

The spelling of 1344133121 in words is "one billion, three hundred forty-four million, one hundred thirty-three thousand, one hundred twenty-one".