106865563 has 8 divisors (see below), whose sum is σ = 123011840. Its totient is φ = 90939240.

The previous prime is 106865537. The next prime is 106865581. The reversal of 106865563 is 365568601.

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

It is not a de Polignac number, because 106865563 - 2⁹ = 106865051 is a prime.

It is a super-2 number, since 2×106865563² = 22840497110613938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106865513) 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, 53943 + ... + 55888.

It is an arithmetic number, because the mean of its divisors is an integer number (15376480).

Almost surely, 2^106865563 is an apocalyptic number.

106865563 is a deficient number, since it is larger than the sum of its proper divisors (16146277).

106865563 is a wasteful number, since it uses less digits than its factorization.

106865563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109977.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 106865563 is about 10337.5801327003. The cubic root of 106865563 is about 474.5470296708.

The spelling of 106865563 in words is "one hundred six million, eight hundred sixty-five thousand, five hundred sixty-three".