41245643 has 6 divisors (see below), whose sum is σ = 42229044. Its totient is φ = 40284636.

The previous prime is 41245619. The next prime is 41245651. The reversal of 41245643 is 34654214.

It is not a de Polignac number, because 41245643 - 2¹² = 41241547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41245613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9305 + ... + 13002.

It is an arithmetic number, because the mean of its divisors is an integer number (7038174).

Almost surely, 2^41245643 is an apocalyptic number.

41245643 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

41245643 is a deficient number, since it is larger than the sum of its proper divisors (983401).

41245643 is an equidigital number, since it uses as much as digits as its factorization.

41245643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22393 (or 22350 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 41245643 is about 6422.2770883854. The cubic root of 41245643 is about 345.5089959352.

Adding to 41245643 its reverse (34654214), we get a palindrome (75899857).

The spelling of 41245643 in words is "forty-one million, two hundred forty-five thousand, six hundred forty-three".