41391485 has 4 divisors (see below), whose sum is σ = 49669788. Its totient is φ = 33113184.

The previous prime is 41391431. The next prime is 41391487. The reversal of 41391485 is 58419314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6416089 + 34975396 = 2533^2 + 5914^2 .

It is a cyclic number.

It is not a de Polignac number, because 41391485 - 2¹⁴ = 41375101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41391487) 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 3 ways as a sum of consecutive naturals, for example, 4139144 + ... + 4139153.

It is an arithmetic number, because the mean of its divisors is an integer number (12417447).

Almost surely, 2^41391485 is an apocalyptic number.

It is an amenable number.

41391485 is a deficient number, since it is larger than the sum of its proper divisors (8278303).

41391485 is an equidigital number, since it uses as much as digits as its factorization.

41391485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8278302.

The product of its digits is 17280, while the sum is 35.

The square root of 41391485 is about 6433.6214529610. The cubic root of 41391485 is about 345.9157495872.

The spelling of 41391485 in words is "forty-one million, three hundred ninety-one thousand, four hundred eighty-five".