105001538 has 8 divisors (see below), whose sum is σ = 158190780. Its totient is φ = 52271280.

The previous prime is 105001511. The next prime is 105001621. The reversal of 105001538 is 835100501.

It can be written as a sum of positive squares in 2 ways, for example, as 105001009 + 529 = 10247^2 + 23^2 .

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

It is a super-2 number, since 2×105001538² = 22050645964730888, which contains 22 as substring.

It is a Curzon number.

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, 114173 + ... + 115088.

Almost surely, 2^105001538 is an apocalyptic number.

105001538 is a deficient number, since it is larger than the sum of its proper divisors (53189242).

105001538 is a wasteful number, since it uses less digits than its factorization.

105001538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229492.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 105001538 is about 10247.0258124004. The cubic root of 105001538 is about 471.7717014532.

The spelling of 105001538 in words is "one hundred five million, one thousand, five hundred thirty-eight".