41143545 has 24 divisors (see below), whose sum is σ = 73958976. Its totient is φ = 21942576.

The previous prime is 41143507. The next prime is 41143549. The reversal of 41143545 is 54534114.

It is a happy number.

41143545 is a `hidden beast` number, since 4 + 114 + 3 + 545 = 666.

It is not a de Polignac number, because 41143545 - 2¹⁴ = 41127161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41143549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15717 + ... + 18146.

It is an arithmetic number, because the mean of its divisors is an integer number (3081624).

Almost surely, 2^41143545 is an apocalyptic number.

41143545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41143545 is a deficient number, since it is larger than the sum of its proper divisors (32815431).

41143545 is an equidigital number, since it uses as much as digits as its factorization.

41143545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33883 (or 33871 counting only the distinct ones).

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

The square root of 41143545 is about 6414.3234249607. The cubic root of 41143545 is about 345.2236734802.

Adding to 41143545 its reverse (54534114), we get a palindrome (95677659).

It can be divided in two parts, 411 and 43545, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 41143545 in words is "forty-one million, one hundred forty-three thousand, five hundred forty-five".