4143545 has 8 divisors (see below), whose sum is σ = 5682624. Its totient is φ = 2841264.

The previous prime is 4143521. The next prime is 4143551. The reversal of 4143545 is 5453414.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4143545 - 2¹⁰ = 4142521 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59159 + ... + 59228.

It is an arithmetic number, because the mean of its divisors is an integer number (710328).

Almost surely, 2^4143545 is an apocalyptic number.

It is an amenable number.

4143545 is a deficient number, since it is larger than the sum of its proper divisors (1539079).

4143545 is a wasteful number, since it uses less digits than its factorization.

4143545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118399.

The product of its digits is 4800, while the sum is 26.

The square root of 4143545 is about 2035.5699447575. The cubic root of 4143545 is about 160.6166955085.

Adding to 4143545 its reverse (5453414), we get a palindrome (9596959).

The spelling of 4143545 in words is "four million, one hundred forty-three thousand, five hundred forty-five".