103811712 has 32 divisors (see below), whose sum is σ = 275750880. Its totient is φ = 34603776.

The previous prime is 103811693. The next prime is 103811717. The reversal of 103811712 is 217118301.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (103811717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134788 + ... + 135555.

It is an arithmetic number, because the mean of its divisors is an integer number (8617215).

Almost surely, 2^103811712 is an apocalyptic number.

103811712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103811712 is an abundant number, since it is smaller than the sum of its proper divisors (171939168).

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

103811712 is an equidigital number, since it uses as much as digits as its factorization.

103811712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270360 (or 270348 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 24.

The square root of 103811712 is about 10188.8032663311. The cubic root of 103811712 is about 469.9829660342.

The spelling of 103811712 in words is "one hundred three million, eight hundred eleven thousand, seven hundred twelve".