103640536 has 8 divisors (see below), whose sum is σ = 194326020. Its totient is φ = 51820264.

The previous prime is 103640527. The next prime is 103640539. The reversal of 103640536 is 635046301.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×103640536³ (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 (103640539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6477526 + ... + 6477541.

Almost surely, 2^103640536 is an apocalyptic number.

It is an amenable number.

103640536 is a deficient number, since it is larger than the sum of its proper divisors (90685484).

103640536 is a wasteful number, since it uses less digits than its factorization.

103640536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12955073 (or 12955069 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 103640536 is about 10180.3995992299. The cubic root of 103640536 is about 469.7245043080.

Adding to 103640536 its reverse (635046301), we get a palindrome (738686837).

The spelling of 103640536 in words is "one hundred three million, six hundred forty thousand, five hundred thirty-six".