4543155 has 32 divisors (see below), whose sum is σ = 8205120. Its totient is φ = 2384640.

The previous prime is 4543139. The next prime is 4543207. The reversal of 4543155 is 5513454.

It is not a de Polignac number, because 4543155 - 2⁴ = 4543139 is a prime.

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

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 31 ways as a sum of consecutive naturals, for example, 9625 + ... + 10085.

It is an arithmetic number, because the mean of its divisors is an integer number (256410).

Almost surely, 2^4543155 is an apocalyptic number.

4543155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4543155 is a deficient number, since it is larger than the sum of its proper divisors (3661965).

4543155 is a wasteful number, since it uses less digits than its factorization.

4543155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 542 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 4543155 is about 2131.4678041200. The cubic root of 4543155 is about 165.6224423481.

Subtracting 4543155 from its reverse (5513454), we obtain a cube (970299 = 99³).

The spelling of 4543155 in words is "four million, five hundred forty-three thousand, one hundred fifty-five".