4521115201 has 4 divisors (see below), whose sum is σ = 4787063172. Its totient is φ = 4255167232.

The previous prime is 4521115153. The next prime is 4521115213. The reversal of 4521115201 is 1025111254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2287134976 + 2233980225 = 47824^2 + 47265^2 .

It is a cyclic number.

It is not a de Polignac number, because 4521115201 - 2²⁵ = 4487560769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4521115231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132973960 + ... + 132973993.

It is an arithmetic number, because the mean of its divisors is an integer number (1196765793).

Almost surely, 2^4521115201 is an apocalyptic number.

It is an amenable number.

4521115201 is a deficient number, since it is larger than the sum of its proper divisors (265947971).

4521115201 is a wasteful number, since it uses less digits than its factorization.

4521115201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265947970.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 4521115201 is about 67239.2385516076. The cubic root of 4521115201 is about 1653.5418500514.

Adding to 4521115201 its reverse (1025111254), we get a palindrome (5546226455).

The spelling of 4521115201 in words is "four billion, five hundred twenty-one million, one hundred fifteen thousand, two hundred one".