105553306 has 8 divisors (see below), whose sum is σ = 167643540. Its totient is φ = 49672128.

The previous prime is 105553291. The next prime is 105553307. The reversal of 105553306 is 603355501.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101909025 + 3644281 = 10095^2 + 1909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105553306² = 22283000815059272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105553307) 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, 1552221 + ... + 1552288.

Almost surely, 2^105553306 is an apocalyptic number.

105553306 is a deficient number, since it is larger than the sum of its proper divisors (62090234).

105553306 is a wasteful number, since it uses less digits than its factorization.

105553306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104528.

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

The square root of 105553306 is about 10273.9138598686. The cubic root of 105553306 is about 472.5966223648.

It can be divided in two parts, 10555 and 3306, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 105553306 in words is "one hundred five million, five hundred fifty-three thousand, three hundred six".