2204521147 has 4 divisors (see below), whose sum is σ = 2205032400. Its totient is φ = 2204009896.

The previous prime is 2204521141. The next prime is 2204521157. The reversal of 2204521147 is 7411254022.

2204521147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2204521147 - 2³ = 2204521139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2204521141) 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, 249103 + ... + 257800.

It is an arithmetic number, because the mean of its divisors is an integer number (551258100).

Almost surely, 2^2204521147 is an apocalyptic number.

2204521147 is a deficient number, since it is larger than the sum of its proper divisors (511253).

2204521147 is an equidigital number, since it uses as much as digits as its factorization.

2204521147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511252.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2204521147 is about 46952.3284513133. The cubic root of 2204521147 is about 1301.4817713463.

Adding to 2204521147 its reverse (7411254022), we get a palindrome (9615775169).

The spelling of 2204521147 in words is "two billion, two hundred four million, five hundred twenty-one thousand, one hundred forty-seven".