105503356 has 12 divisors (see below), whose sum is σ = 211006768. Its totient is φ = 45215712.

The previous prime is 105503353. The next prime is 105503393. The reversal of 105503356 is 653305501.

It is a happy number.

105503356 is an admirable number.

It is a super-2 number, since 2×105503356² = 22261916254525472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 3767977 = 105503356 / (1 + 0 + 5 + 5 + 0 + 3 + 3 + 5 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105503351) 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, 1883961 + ... + 1884016.

Almost surely, 2^105503356 is an apocalyptic number.

It is an amenable number.

105503356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105503356 is a wasteful number, since it uses less digits than its factorization.

105503356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767988 (or 3767986 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 105503356 is about 10271.4826583118. The cubic root of 105503356 is about 472.5220631150.

Adding to 105503356 its reverse (653305501), we get a palindrome (758808857).

The spelling of 105503356 in words is "one hundred five million, five hundred three thousand, three hundred fifty-six".