4056615161 has 4 divisors (see below), whose sum is σ = 4107964800. Its totient is φ = 4005265524.

The previous prime is 4056615131. The next prime is 4056615163. The reversal of 4056615161 is 1615166504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4056615161 - 2⁶ = 4056615097 is a prime.

It is a super-2 number, since 2×4056615161² = 32912253128910111842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4056615163) 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, 25674701 + ... + 25674858.

It is an arithmetic number, because the mean of its divisors is an integer number (1026991200).

Almost surely, 2^4056615161 is an apocalyptic number.

It is an amenable number.

4056615161 is a deficient number, since it is larger than the sum of its proper divisors (51349639).

4056615161 is an equidigital number, since it uses as much as digits as its factorization.

4056615161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51349638.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 4056615161 is about 63691.5627143816. The cubic root of 4056615161 is about 1594.8552406432.

The spelling of 4056615161 in words is "four billion, fifty-six million, six hundred fifteen thousand, one hundred sixty-one".