4374543121 has 8 divisors (see below), whose sum is σ = 4915874880. Its totient is φ = 3862472592.

The previous prime is 4374543091. The next prime is 4374543161. The reversal of 4374543121 is 1213454734.

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 4374543121 - 2¹³ = 4374534929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4374543161) 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, 7314991 + ... + 7315588.

It is an arithmetic number, because the mean of its divisors is an integer number (614484360).

Almost surely, 2^4374543121 is an apocalyptic number.

It is an amenable number.

4374543121 is a deficient number, since it is larger than the sum of its proper divisors (541331759).

4374543121 is a wasteful number, since it uses less digits than its factorization.

4374543121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14630615.

The product of its digits is 40320, while the sum is 34.

The square root of 4374543121 is about 66140.3290058343. The cubic root of 4374543121 is about 1635.4762204836.

Adding to 4374543121 its reverse (1213454734), we get a palindrome (5587997855).

The spelling of 4374543121 in words is "four billion, three hundred seventy-four million, five hundred forty-three thousand, one hundred twenty-one".