41152409 has 2 divisors, whose sum is σ = 41152410. Its totient is φ = 41152408.

The previous prime is 41152403. The next prime is 41152411. The reversal of 41152409 is 90425114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38502025 + 2650384 = 6205^2 + 1628^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41152409 is a prime.

Together with 41152411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41152403) 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, 20576204 + 20576205.

It is an arithmetic number, because the mean of its divisors is an integer number (20576205).

Almost surely, 2^41152409 is an apocalyptic number.

It is an amenable number.

41152409 is a deficient number, since it is larger than the sum of its proper divisors (1).

41152409 is an equidigital number, since it uses as much as digits as its factorization.

41152409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 41152409 is about 6415.0143413713. The cubic root of 41152409 is about 345.2484634597.

The spelling of 41152409 in words is "forty-one million, one hundred fifty-two thousand, four hundred nine".