103864187 has 8 divisors (see below), whose sum is σ = 118812672. Its totient is φ = 88943400.

The previous prime is 103864171. The next prime is 103864199. The reversal of 103864187 is 781468301.

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

It is not a de Polignac number, because 103864187 - 2⁴ = 103864171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103864187.

It is not an unprimeable number, because it can be changed into a prime (103864087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1862 + ... + 14532.

It is an arithmetic number, because the mean of its divisors is an integer number (14851584).

Almost surely, 2^103864187 is an apocalyptic number.

103864187 is a deficient number, since it is larger than the sum of its proper divisors (14948485).

103864187 is a wasteful number, since it uses less digits than its factorization.

103864187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13849.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 103864187 is about 10191.3780716839. The cubic root of 103864187 is about 470.0621420776.

The spelling of 103864187 in words is "one hundred three million, eight hundred sixty-four thousand, one hundred eighty-seven".