41191001 has 2 divisors, whose sum is σ = 41191002. Its totient is φ = 41191000.

The previous prime is 41190977. The next prime is 41191009. The reversal of 41191001 is 10019114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39702601 + 1488400 = 6301^2 + 1220^2 .

It is a cyclic number.

It is not a de Polignac number, because 41191001 - 2¹⁸ = 40928857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41191009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20595500 + 20595501.

It is an arithmetic number, because the mean of its divisors is an integer number (20595501).

Almost surely, 2^41191001 is an apocalyptic number.

It is an amenable number.

41191001 is a deficient number, since it is larger than the sum of its proper divisors (1).

41191001 is an equidigital number, since it uses as much as digits as its factorization.

41191001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 41191001 is about 6418.0215798952. The cubic root of 41191001 is about 345.3563523719.

The spelling of 41191001 in words is "forty-one million, one hundred ninety-one thousand, one".