41432309 has 2 divisors, whose sum is σ = 41432310. Its totient is φ = 41432308.

The previous prime is 41432299. The next prime is 41432311. The reversal of 41432309 is 90323414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20729809 + 20702500 = 4553^2 + 4550^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41432309 is a prime.

Together with 41432311, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41432389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20716154 + 20716155.

It is an arithmetic number, because the mean of its divisors is an integer number (20716155).

Almost surely, 2^41432309 is an apocalyptic number.

It is an amenable number.

41432309 is a deficient number, since it is larger than the sum of its proper divisors (1).

41432309 is an equidigital number, since it uses as much as digits as its factorization.

41432309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 41432309 is about 6436.7933786941. The cubic root of 41432309 is about 346.0294366126.

It can be divided in two parts, 414 and 32309, that added together give a palindrome (32723).

The spelling of 41432309 in words is "forty-one million, four hundred thirty-two thousand, three hundred nine".