41158391 has 2 divisors, whose sum is σ = 41158392. Its totient is φ = 41158390.

The previous prime is 41158387. The next prime is 41158433. The reversal of 41158391 is 19385114.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41158391 - 2² = 41158387 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41158321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20579195 + 20579196.

It is an arithmetic number, because the mean of its divisors is an integer number (20579196).

Almost surely, 2^41158391 is an apocalyptic number.

41158391 is a deficient number, since it is larger than the sum of its proper divisors (1).

41158391 is an equidigital number, since it uses as much as digits as its factorization.

41158391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 32.

The square root of 41158391 is about 6415.4805743607. The cubic root of 41158391 is about 345.2651913281.

The spelling of 41158391 in words is "forty-one million, one hundred fifty-eight thousand, three hundred ninety-one".