105012506 has 8 divisors (see below), whose sum is σ = 165809280. Its totient is φ = 49742748.

The previous prime is 105012473. The next prime is 105012529. The reversal of 105012506 is 605210501.

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

It is a super-2 number, since 2×105012506² = 22055252832800072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1381706 + ... + 1381781.

It is an arithmetic number, because the mean of its divisors is an integer number (20726160).

Almost surely, 2^105012506 is an apocalyptic number.

105012506 is a deficient number, since it is larger than the sum of its proper divisors (60796774).

105012506 is a wasteful number, since it uses less digits than its factorization.

105012506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763508.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 105012506 is about 10247.5609781060. The cubic root of 105012506 is about 471.7881272820.

The spelling of 105012506 in words is "one hundred five million, twelve thousand, five hundred six".