103643532 has 36 divisors (see below), whose sum is σ = 263999736. Its totient is φ = 34282560.

The previous prime is 103643521. The next prime is 103643539. The reversal of 103643532 is 235346301.

It is a happy number.

103643532 is a `hidden beast` number, since 10 + 3 + 643 + 5 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 103643496 and 103643505.

It is not an unprimeable number, because it can be changed into a prime (103643539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6273 + ... + 15704.

It is an arithmetic number, because the mean of its divisors is an integer number (7333326).

Almost surely, 2^103643532 is an apocalyptic number.

103643532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103643532 is an abundant number, since it is smaller than the sum of its proper divisors (160356204).

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

103643532 is a wasteful number, since it uses less digits than its factorization.

103643532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22118 (or 22113 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 103643532 is about 10180.5467436676. The cubic root of 103643532 is about 469.7290304683.

Adding to 103643532 its reverse (235346301), we get a palindrome (338989833).

The spelling of 103643532 in words is "one hundred three million, six hundred forty-three thousand, five hundred thirty-two".