4123604641 has 4 divisors (see below), whose sum is σ = 4440805012. Its totient is φ = 3806404272.

The previous prime is 4123604621. The next prime is 4123604687. The reversal of 4123604641 is 1464063214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1464063214 = 2 ⋅732031607.

It can be written as a sum of positive squares in 2 ways, for example, as 618964641 + 3504640000 = 24879^2 + 59200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4123604641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4123604621) 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, 158600166 + ... + 158600191.

It is an arithmetic number, because the mean of its divisors is an integer number (1110201253).

Almost surely, 2^4123604641 is an apocalyptic number.

It is an amenable number.

4123604641 is a deficient number, since it is larger than the sum of its proper divisors (317200371).

4123604641 is a wasteful number, since it uses less digits than its factorization.

4123604641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317200370.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 4123604641 is about 64215.2991194466. The cubic root of 4123604641 is about 1603.5863097798.

Adding to 4123604641 its reverse (1464063214), we get a palindrome (5587667855).

The spelling of 4123604641 in words is "four billion, one hundred twenty-three million, six hundred four thousand, six hundred forty-one".