41612891 has 2 divisors, whose sum is σ = 41612892. Its totient is φ = 41612890.

The previous prime is 41612873. The next prime is 41612899. The reversal of 41612891 is 19821614.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41612891 is a prime.

It is not a weakly prime, because it can be changed into another prime (41612899) 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 as a sum of consecutive naturals, namely, 20806445 + 20806446.

It is an arithmetic number, because the mean of its divisors is an integer number (20806446).

Almost surely, 2^41612891 is an apocalyptic number.

41612891 is a deficient number, since it is larger than the sum of its proper divisors (1).

41612891 is an equidigital number, since it uses as much as digits as its factorization.

41612891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 32.

The square root of 41612891 is about 6450.8054535848. The cubic root of 41612891 is about 346.5314291077.

The spelling of 41612891 in words is "forty-one million, six hundred twelve thousand, eight hundred ninety-one".