103543120 has 40 divisors (see below), whose sum is σ = 241172064. Its totient is φ = 41342592.

The previous prime is 103543117. The next prime is 103543123. The reversal of 103543120 is 21345301.

It is an interprime number because it is at equal distance from previous prime (103543117) and next prime (103543123).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×103543120³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103543123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71847 + ... + 73273.

Almost surely, 2^103543120 is an apocalyptic number.

103543120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103543120 is an abundant number, since it is smaller than the sum of its proper divisors (137628944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103543120 is a wasteful number, since it uses less digits than its factorization.

103543120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 103543120 is about 10175.6139863892. The cubic root of 103543120 is about 469.5772870499.

Adding to 103543120 its reverse (21345301), we get a palindrome (124888421).

The spelling of 103543120 in words is "one hundred three million, five hundred forty-three thousand, one hundred twenty".