4161525061 has 4 divisors (see below), whose sum is σ = 4199704300. Its totient is φ = 4123345824.

The previous prime is 4161525041. The next prime is 4161525083. The reversal of 4161525061 is 1605251614.

4161525061 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 can be written as a sum of positive squares in 2 ways, for example, as 2755725025 + 1405800036 = 52495^2 + 37494^2 .

It is a cyclic number.

It is not a de Polignac number, because 4161525061 - 2⁷ = 4161524933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161525041) 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, 19089456 + ... + 19089673.

It is an arithmetic number, because the mean of its divisors is an integer number (1049926075).

Almost surely, 2^4161525061 is an apocalyptic number.

It is an amenable number.

4161525061 is a deficient number, since it is larger than the sum of its proper divisors (38179239).

4161525061 is a wasteful number, since it uses less digits than its factorization.

4161525061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38179238.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 4161525061 is about 64509.8834365712. The cubic root of 4161525061 is about 1608.4868131434.

Adding to 4161525061 its reverse (1605251614), we get a palindrome (5766776675).

The spelling of 4161525061 in words is "four billion, one hundred sixty-one million, five hundred twenty-five thousand, sixty-one".