106403505 has 32 divisors (see below), whose sum is σ = 185431680. Its totient is φ = 51786240.

The previous prime is 106403483. The next prime is 106403513. The reversal of 106403505 is 505304601.

It is not a de Polignac number, because 106403505 - 2¹¹ = 106401457 is a prime.

It is a super-2 number, since 2×106403505² = 22643411752570050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14290 + ... + 20420.

It is an arithmetic number, because the mean of its divisors is an integer number (5794740).

Almost surely, 2^106403505 is an apocalyptic number.

106403505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106403505 is a deficient number, since it is larger than the sum of its proper divisors (79028175).

106403505 is a wasteful number, since it uses less digits than its factorization.

106403505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6241.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 106403505 is about 10315.2074627707. The cubic root of 106403505 is about 473.8621035961.

The spelling of 106403505 in words is "one hundred six million, four hundred three thousand, five hundred five".