105405304 has 32 divisors (see below), whose sum is σ = 214926480. Its totient is φ = 48259584.

The previous prime is 105405283. The next prime is 105405323. The reversal of 105405304 is 403504501.

It is a super-2 number, since 2×105405304² = 22220556222664832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5442 + ... + 15505.

Almost surely, 2^105405304 is an apocalyptic number.

It is an amenable number.

105405304 is an abundant number, since it is smaller than the sum of its proper divisors (109521176).

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

105405304 is a wasteful number, since it uses less digits than its factorization.

105405304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21007 (or 21003 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 105405304 is about 10266.7085280532. The cubic root of 105405304 is about 472.3756346169.

Adding to 105405304 its reverse (403504501), we get a palindrome (508909805).

The spelling of 105405304 in words is "one hundred five million, four hundred five thousand, three hundred four".