41209457 has 2 divisors, whose sum is σ = 41209458. Its totient is φ = 41209456.

The previous prime is 41209451. The next prime is 41209477. The reversal of 41209457 is 75490214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38390416 + 2819041 = 6196^2 + 1679^2 .

It is a cyclic number.

It is not a de Polignac number, because 41209457 - 2⁶ = 41209393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41209451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20604728 + 20604729.

It is an arithmetic number, because the mean of its divisors is an integer number (20604729).

Almost surely, 2^41209457 is an apocalyptic number.

It is an amenable number.

41209457 is a deficient number, since it is larger than the sum of its proper divisors (1).

41209457 is an equidigital number, since it uses as much as digits as its factorization.

41209457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 41209457 is about 6419.4592451390. The cubic root of 41209457 is about 345.4079246810.

The spelling of 41209457 in words is "forty-one million, two hundred nine thousand, four hundred fifty-seven".