103665044 has 12 divisors (see below), whose sum is σ = 207330144. Its totient is φ = 44427864.

The previous prime is 103665019. The next prime is 103665061. The reversal of 103665044 is 440566301.

It is a happy number.

103665044 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 103664998 and 103665016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1851134 + ... + 1851189.

It is an arithmetic number, because the mean of its divisors is an integer number (17277512).

Almost surely, 2^103665044 is an apocalyptic number.

103665044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103665044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

103665044 is a wasteful number, since it uses less digits than its factorization.

103665044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702334 (or 3702332 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 103665044 is about 10181.6032136398. The cubic root of 103665044 is about 469.7615268261.

The spelling of 103665044 in words is "one hundred three million, six hundred sixty-five thousand, forty-four".