103520043 has 48 divisors (see below), whose sum is σ = 170726400. Its totient is φ = 59883840.

The previous prime is 103520041. The next prime is 103520063. The reversal of 103520043 is 340025301.

103520043 is a `hidden beast` number, since 103 + 520 + 0 + 43 = 666.

It is not a de Polignac number, because 103520043 - 2¹ = 103520041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103519998 and 103520025.

It is not an unprimeable number, because it can be changed into a prime (103520041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215878 + ... + 216356.

It is an arithmetic number, because the mean of its divisors is an integer number (3556800).

Almost surely, 2^103520043 is an apocalyptic number.

103520043 is a deficient number, since it is larger than the sum of its proper divisors (67206357).

103520043 is a wasteful number, since it uses less digits than its factorization.

103520043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 589 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 103520043 is about 10174.4799867119. The cubic root of 103520043 is about 469.5423990399.

Adding to 103520043 its reverse (340025301), we get a palindrome (443545344).

The spelling of 103520043 in words is "one hundred three million, five hundred twenty thousand, forty-three".