1234354534321 has 8 divisors (see below), whose sum is σ = 1240181832960. Its totient is φ = 1228529843952.

The previous prime is 1234354534313. The next prime is 1234354534333.

1234354534321 is nontrivially palindromic in base 10.

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 1234354534321 - 2³ = 1234354534313 is a prime.

It is a super-2 number, since 2×1234354534321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234354534921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299931 + ... + 1599583.

It is an arithmetic number, because the mean of its divisors is an integer number (155022729120).

Almost surely, 2^{1234354534321} is an apocalyptic number.

It is an amenable number.

1234354534321 is a deficient number, since it is larger than the sum of its proper divisors (5827298639).

1234354534321 is a wasteful number, since it uses less digits than its factorization.

1234354534321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304135.

The product of its digits is 518400, while the sum is 40.

The spelling of 1234354534321 in words is "one trillion, two hundred thirty-four billion, three hundred fifty-four million, five hundred thirty-four thousand, three hundred twenty-one".