105001535 has 4 divisors (see below), whose sum is σ = 126001848. Its totient is φ = 84001224.

The previous prime is 105001511. The next prime is 105001621. The reversal of 105001535 is 535100501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105001535 - 2⁶ = 105001471 is a prime.

It is a super-2 number, since 2×105001535² = 22050644704712450, which contains 22 as substring.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 10500149 + ... + 10500158.

It is an arithmetic number, because the mean of its divisors is an integer number (31500462).

Almost surely, 2^105001535 is an apocalyptic number.

105001535 is a deficient number, since it is larger than the sum of its proper divisors (21000313).

105001535 is an equidigital number, since it uses as much as digits as its factorization.

105001535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21000312.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 105001535 is about 10247.0256660165. The cubic root of 105001535 is about 471.7716969602.

The spelling of 105001535 in words is "one hundred five million, one thousand, five hundred thirty-five".