4405006061 has 4 divisors (see below), whose sum is σ = 4412336124. Its totient is φ = 4397676000.

The previous prime is 4405006057. The next prime is 4405006121. The reversal of 4405006061 is 1606005044.

It is a happy number.

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 3408341161 + 996664900 = 58381^2 + 31570^2 .

It is a cyclic number.

It is not a de Polignac number, because 4405006061 - 2² = 4405006057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4405006061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405009061) 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, 3664130 + ... + 3665331.

It is an arithmetic number, because the mean of its divisors is an integer number (1103084031).

Almost surely, 2^4405006061 is an apocalyptic number.

It is an amenable number.

4405006061 is a deficient number, since it is larger than the sum of its proper divisors (7330063).

4405006061 is an equidigital number, since it uses as much as digits as its factorization.

4405006061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7330062.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4405006061 is about 66370.2196847351. The cubic root of 4405006061 is about 1639.2637560092.

The spelling of 4405006061 in words is "four billion, four hundred five million, six thousand, sixty-one".