41145345 has 48 divisors (see below), whose sum is σ = 75675600. Its totient is φ = 20643840.

The previous prime is 41145319. The next prime is 41145359. The reversal of 41145345 is 54354114.

41145345 = T₁₆₇₀ + T₁₆₇₁ + ... + T₁₆₉₈.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6110784 + 35034561 = 2472^2 + 5919^2 .

It is not a de Polignac number, because 41145345 - 2⁷ = 41145217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53121 + ... + 53889.

It is an arithmetic number, because the mean of its divisors is an integer number (1576575).

Almost surely, 2^41145345 is an apocalyptic number.

41145345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41145345 is a deficient number, since it is larger than the sum of its proper divisors (34530255).

41145345 is a wasteful number, since it uses less digits than its factorization.

41145345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 847 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 41145345 is about 6414.4637344052. The cubic root of 41145345 is about 345.2287078345.

Adding to 41145345 its reverse (54354114), we get a palindrome (95499459).

The spelling of 41145345 in words is "forty-one million, one hundred forty-five thousand, three hundred forty-five".