4541121500 has 24 divisors (see below), whose sum is σ = 9917810448. Its totient is φ = 1816448400.

The previous prime is 4541121491. The next prime is 4541121503. The reversal of 4541121500 is 51211454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4541121503) 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, 4540622 + ... + 4541621.

It is an arithmetic number, because the mean of its divisors is an integer number (413242102).

Almost surely, 2^4541121500 is an apocalyptic number.

It is an amenable number.

4541121500 is an abundant number, since it is smaller than the sum of its proper divisors (5376688948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4541121500 is a wasteful number, since it uses less digits than its factorization.

4541121500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9082262 (or 9082250 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4541121500 is about 67387.8438592600. The cubic root of 4541121500 is about 1655.9772798854.

Adding to 4541121500 its reverse (51211454), we get a palindrome (4592332954).

The spelling of 4541121500 in words is "four billion, five hundred forty-one million, one hundred twenty-one thousand, five hundred".