2329555121 has 4 divisors (see below), whose sum is σ = 2329992000. Its totient is φ = 2329118244.

The previous prime is 2329555117. The next prime is 2329555133. The reversal of 2329555121 is 1215559232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2329555121 - 2² = 2329555117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2329555321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210341 + ... + 221138.

It is an arithmetic number, because the mean of its divisors is an integer number (582498000).

Almost surely, 2^2329555121 is an apocalyptic number.

It is an amenable number.

2329555121 is a deficient number, since it is larger than the sum of its proper divisors (436879).

2329555121 is an equidigital number, since it uses as much as digits as its factorization.

2329555121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436878.

The product of its digits is 27000, while the sum is 35.

The square root of 2329555121 is about 48265.4650966921. The cubic root of 2329555121 is about 1325.6361243133.

The spelling of 2329555121 in words is "two billion, three hundred twenty-nine million, five hundred fifty-five thousand, one hundred twenty-one".