3661322147 has 16 divisors (see below), whose sum is σ = 4447016640. Its totient is φ = 2942665728.

The previous prime is 3661322117. The next prime is 3661322201. The reversal of 3661322147 is 7412231663.

3661322147 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3661322147 - 2⁶ = 3661322083 is a prime.

It is a super-2 number, since 2×3661322147² = 26810559728225379218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3661322117) 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 15 ways as a sum of consecutive naturals, for example, 25178 + ... + 89199.

It is an arithmetic number, because the mean of its divisors is an integer number (277938540).

Almost surely, 2^3661322147 is an apocalyptic number.

3661322147 is a deficient number, since it is larger than the sum of its proper divisors (785694493).

3661322147 is a wasteful number, since it uses less digits than its factorization.

3661322147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114670.

The product of its digits is 36288, while the sum is 35.

The square root of 3661322147 is about 60508.8600702410. The cubic root of 3661322147 is about 1541.2720904021.

The spelling of 3661322147 in words is "three billion, six hundred sixty-one million, three hundred twenty-two thousand, one hundred forty-seven".