4123444601 has 4 divisors (see below), whose sum is σ = 4131359604. Its totient is φ = 4115529600.

The previous prime is 4123444597. The next prime is 4123444651. The reversal of 4123444601 is 1064443214.

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 2315919376 + 1807525225 = 48124^2 + 42515^2 .

It is a cyclic number.

It is not a de Polignac number, because 4123444601 - 2² = 4123444597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4123444651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3956720 + ... + 3957761.

It is an arithmetic number, because the mean of its divisors is an integer number (1032839901).

Almost surely, 2^4123444601 is an apocalyptic number.

It is an amenable number.

4123444601 is a deficient number, since it is larger than the sum of its proper divisors (7915003).

4123444601 is an equidigital number, since it uses as much as digits as its factorization.

4123444601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7915002.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 4123444601 is about 64214.0529868657. The cubic root of 4123444601 is about 1603.5655640734.

Adding to 4123444601 its reverse (1064443214), we get a palindrome (5187887815).

The spelling of 4123444601 in words is "four billion, one hundred twenty-three million, four hundred forty-four thousand, six hundred one".