41031161 has 2 divisors, whose sum is σ = 41031162. Its totient is φ = 41031160.

The previous prime is 41031157. The next prime is 41031191. The reversal of 41031161 is 16113014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23222761 + 17808400 = 4819^2 + 4220^2 .

It is a cyclic number.

It is not a de Polignac number, because 41031161 - 2² = 41031157 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41031131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20515580 + 20515581.

It is an arithmetic number, because the mean of its divisors is an integer number (20515581).

Almost surely, 2^41031161 is an apocalyptic number.

It is an amenable number.

41031161 is a deficient number, since it is larger than the sum of its proper divisors (1).

41031161 is an equidigital number, since it uses as much as digits as its factorization.

41031161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 41031161 is about 6405.5570405703. The cubic root of 41031161 is about 344.9090595565.

Adding to 41031161 its reverse (16113014), we get a palindrome (57144175).

The spelling of 41031161 in words is "forty-one million, thirty-one thousand, one hundred sixty-one".