105303146 has 8 divisors (see below), whose sum is σ = 170105124. Its totient is φ = 48601440.

The previous prime is 105303139. The next prime is 105303167. The reversal of 105303146 is 641303501.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96805921 + 8497225 = 9839^2 + 2915^2 .

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

It is a super-2 number, since 2×105303146² = 22177505114994632, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2025035 + ... + 2025086.

Almost surely, 2^105303146 is an apocalyptic number.

105303146 is a deficient number, since it is larger than the sum of its proper divisors (64801978).

105303146 is a wasteful number, since it uses less digits than its factorization.

105303146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050136.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 105303146 is about 10261.7321149989. The cubic root of 105303146 is about 472.2229776925. Note that the first 3 decimals are identical.

Adding to 105303146 its reverse (641303501), we get a palindrome (746606647).

The spelling of 105303146 in words is "one hundred five million, three hundred three thousand, one hundred forty-six".