41405243 has 32 divisors (see below), whose sum is σ = 49766400. Its totient is φ = 34070400.

The previous prime is 41405233. The next prime is 41405269. The reversal of 41405243 is 34250414.

It is a cyclic number.

It is not a de Polignac number, because 41405243 - 2¹⁸ = 41143099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41405233) 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 in 31 ways as a sum of consecutive naturals, for example, 524078 + ... + 524156.

It is an arithmetic number, because the mean of its divisors is an integer number (1555200).

Almost surely, 2^41405243 is an apocalyptic number.

41405243 is a deficient number, since it is larger than the sum of its proper divisors (8361157).

41405243 is a wasteful number, since it uses less digits than its factorization.

41405243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 41405243 is about 6434.6905908521. The cubic root of 41405243 is about 345.9540713313.

Adding to 41405243 its reverse (34250414), we get a palindrome (75655657).

The spelling of 41405243 in words is "forty-one million, four hundred five thousand, two hundred forty-three".