4061056091 has 4 divisors (see below), whose sum is σ = 4062237000. Its totient is φ = 4059875184.

The previous prime is 4061056063. The next prime is 4061056163. The reversal of 4061056091 is 1906501604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4061056091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4061056031) 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, 585281 + ... + 592178.

It is an arithmetic number, because the mean of its divisors is an integer number (1015559250).

Almost surely, 2^4061056091 is an apocalyptic number.

4061056091 is a deficient number, since it is larger than the sum of its proper divisors (1180909).

4061056091 is a wasteful number, since it uses less digits than its factorization.

4061056091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180908.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 4061056091 is about 63726.4159591609. The cubic root of 4061056091 is about 1595.4370111776.

Adding to 4061056091 its reverse (1906501604), we get a palindrome (5967557695).

The spelling of 4061056091 in words is "four billion, sixty-one million, fifty-six thousand, ninety-one".