133434144321 has 8 divisors (see below), whose sum is σ = 188377615584. Its totient is φ = 83723384640.

The previous prime is 133434144299. The next prime is 133434144341. The reversal of 133434144321 is 123441434331.

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

It is not a de Polignac number, because 133434144321 - 2⁶ = 133434144257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133434144341) 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, 1308177835 + ... + 1308177936.

It is an arithmetic number, because the mean of its divisors is an integer number (23547201948).

Almost surely, 2^133434144321 is an apocalyptic number.

It is an amenable number.

133434144321 is a deficient number, since it is larger than the sum of its proper divisors (54943471263).

133434144321 is a wasteful number, since it uses less digits than its factorization.

133434144321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616355791.

The product of its digits is 41472, while the sum is 33.

Adding to 133434144321 its reverse (123441434331), we get a palindrome (256875578652).

The spelling of 133434144321 in words is "one hundred thirty-three billion, four hundred thirty-four million, one hundred forty-four thousand, three hundred twenty-one".