106503823 has 4 divisors (see below), whose sum is σ = 111134448. Its totient is φ = 101873200.

The previous prime is 106503821. The next prime is 106503877. The reversal of 106503823 is 328305601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106503823 - 2¹ = 106503821 is a prime.

It is a super-2 number, since 2×106503823² = 22686128627230658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106503791 and 106503800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106503821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2315278 + ... + 2315323.

It is an arithmetic number, because the mean of its divisors is an integer number (27783612).

Almost surely, 2^106503823 is an apocalyptic number.

106503823 is a deficient number, since it is larger than the sum of its proper divisors (4630625).

106503823 is an equidigital number, since it uses as much as digits as its factorization.

106503823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630624.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 106503823 is about 10320.0689435682. The cubic root of 106503823 is about 474.0109770346.

The spelling of 106503823 in words is "one hundred six million, five hundred three thousand, eight hundred twenty-three".