4161331147 has 2 divisors, whose sum is σ = 4161331148. Its totient is φ = 4161331146.

The previous prime is 4161331127. The next prime is 4161331169. The reversal of 4161331147 is 7411331614.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4161331147 - 2⁷ = 4161331019 is a prime.

It is not a weakly prime, because it can be changed into another prime (4161331127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080665573 + 2080665574.

It is an arithmetic number, because the mean of its divisors is an integer number (2080665574).

Almost surely, 2^4161331147 is an apocalyptic number.

4161331147 is a deficient number, since it is larger than the sum of its proper divisors (1).

4161331147 is an equidigital number, since it uses as much as digits as its factorization.

4161331147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 4161331147 is about 64508.3804400638. The cubic root of 4161331147 is about 1608.4618292772.

The spelling of 4161331147 in words is "four billion, one hundred sixty-one million, three hundred thirty-one thousand, one hundred forty-seven".