41290045 has 4 divisors (see below), whose sum is σ = 49548060. Its totient is φ = 33032032.

The previous prime is 41290031. The next prime is 41290049. The reversal of 41290045 is 54009214.

41290045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13527684 + 27762361 = 3678^2 + 5269^2 .

It is a cyclic number.

It is not a de Polignac number, because 41290045 - 2¹³ = 41281853 is a prime.

It is a super-2 number, since 2×41290045² = 3409735632204050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41290049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4129000 + ... + 4129009.

It is an arithmetic number, because the mean of its divisors is an integer number (12387015).

Almost surely, 2^41290045 is an apocalyptic number.

It is an amenable number.

41290045 is a deficient number, since it is larger than the sum of its proper divisors (8258015).

41290045 is an equidigital number, since it uses as much as digits as its factorization.

41290045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8258014.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 41290045 is about 6425.7330321139. The cubic root of 41290045 is about 345.6329345909.

Adding to 41290045 its reverse (54009214), we get a palindrome (95299259).

The spelling of 41290045 in words is "forty-one million, two hundred ninety thousand, forty-five".