4550233121 has 4 divisors (see below), whose sum is σ = 5200266432. Its totient is φ = 3900199812.

The previous prime is 4550233049. The next prime is 4550233133. The reversal of 4550233121 is 1213320554.

It is a happy number.

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 4550233121 - 2¹⁰ = 4550232097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4550233321) 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, 325016645 + ... + 325016658.

It is an arithmetic number, because the mean of its divisors is an integer number (1300066608).

Almost surely, 2^4550233121 is an apocalyptic number.

It is an amenable number.

4550233121 is a deficient number, since it is larger than the sum of its proper divisors (650033311).

4550233121 is an equidigital number, since it uses as much as digits as its factorization.

4550233121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650033310.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 4550233121 is about 67455.4158018465. The cubic root of 4550233121 is about 1657.0840958238.

Adding to 4550233121 its reverse (1213320554), we get a palindrome (5763553675).

The spelling of 4550233121 in words is "four billion, five hundred fifty million, two hundred thirty-three thousand, one hundred twenty-one".