41342009 has 2 divisors, whose sum is σ = 41342010. Its totient is φ = 41342008.

The previous prime is 41341991. The next prime is 41342033. The reversal of 41342009 is 90024314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20839225 + 20502784 = 4565^2 + 4528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41342009 is a prime.

It is not a weakly prime, because it can be changed into another prime (41342039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20671004 + 20671005.

It is an arithmetic number, because the mean of its divisors is an integer number (20671005).

Almost surely, 2^41342009 is an apocalyptic number.

It is an amenable number.

41342009 is a deficient number, since it is larger than the sum of its proper divisors (1).

41342009 is an equidigital number, since it uses as much as digits as its factorization.

41342009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 41342009 is about 6429.7751904713. The cubic root of 41342009 is about 345.7778681585. Note that the first 3 decimals are identical.

The spelling of 41342009 in words is "forty-one million, three hundred forty-two thousand, nine".