103865955 has 16 divisors (see below), whose sum is σ = 169322400. Its totient is φ = 54349568.

The previous prime is 103865947. The next prime is 103865969. The reversal of 103865955 is 559568301.

It is a cyclic number.

It is not a de Polignac number, because 103865955 - 2³ = 103865947 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64530 + ... + 66119.

It is an arithmetic number, because the mean of its divisors is an integer number (10582650).

Almost surely, 2^103865955 is an apocalyptic number.

103865955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

103865955 is a deficient number, since it is larger than the sum of its proper divisors (65456445).

103865955 is a wasteful number, since it uses less digits than its factorization.

103865955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130710.

The product of its (nonzero) digits is 162000, while the sum is 42.

The square root of 103865955 is about 10191.4648113017. The cubic root of 103865955 is about 470.0648092310.

The spelling of 103865955 in words is "one hundred three million, eight hundred sixty-five thousand, nine hundred fifty-five".