106523565 has 16 divisors (see below), whose sum is σ = 171334656. Its totient is φ = 56513600.

The previous prime is 106523563. The next prime is 106523579. The reversal of 106523565 is 565325601.

It is not a de Polignac number, because 106523565 - 2¹ = 106523563 is a prime.

It is a super-2 number, since 2×106523565² = 22694539800618450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106523563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15726 + ... + 21455.

It is an arithmetic number, because the mean of its divisors is an integer number (10708416).

Almost surely, 2^106523565 is an apocalyptic number.

106523565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106523565 is a deficient number, since it is larger than the sum of its proper divisors (64811091).

106523565 is a wasteful number, since it uses less digits than its factorization.

106523565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37380.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 106523565 is about 10321.0253851059. The cubic root of 106523565 is about 474.0402634530.

The spelling of 106523565 in words is "one hundred six million, five hundred twenty-three thousand, five hundred sixty-five".