103907666 has 8 divisors (see below), whose sum is σ = 158802444. Its totient is φ = 50973520.

The previous prime is 103907663. The next prime is 103907669. The reversal of 103907666 is 666709301.

It is an interprime number because it is at equal distance from previous prime (103907663) and next prime (103907669).

It can be written as a sum of positive squares in 2 ways, for example, as 102596641 + 1311025 = 10129^2 + 1145^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (103907663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490025 + ... + 490236.

Almost surely, 2^103907666 is an apocalyptic number.

103907666 is a deficient number, since it is larger than the sum of its proper divisors (54894778).

103907666 is an equidigital number, since it uses as much as digits as its factorization.

103907666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980316.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 103907666 is about 10193.5109751253. The cubic root of 103907666 is about 470.1277244542.

The spelling of 103907666 in words is "one hundred three million, nine hundred seven thousand, six hundred sixty-six".