103520543 has 8 divisors (see below), whose sum is σ = 119357088. Its totient is φ = 87945984.

The previous prime is 103520537. The next prime is 103520567. The reversal of 103520543 is 345025301.

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

It is not a de Polignac number, because 103520543 - 2¹⁰ = 103519519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103520503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64646 + ... + 66227.

It is an arithmetic number, because the mean of its divisors is an integer number (14919636).

Almost surely, 2^103520543 is an apocalyptic number.

103520543 is a deficient number, since it is larger than the sum of its proper divisors (15836545).

103520543 is a wasteful number, since it uses less digits than its factorization.

103520543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130993.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 103520543 is about 10174.5045579625. The cubic root of 103520543 is about 469.5431549992.

Adding to 103520543 its reverse (345025301), we get a palindrome (448545844).

The spelling of 103520543 in words is "one hundred three million, five hundred twenty thousand, five hundred forty-three".