105116507 has 4 divisors (see below), whose sum is σ = 105403296. Its totient is φ = 104829720.

The previous prime is 105116489. The next prime is 105116521. The reversal of 105116507 is 705611501.

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 105116507 - 2¹⁸ = 104854363 is a prime.

It is a super-2 number, since 2×105116507² = 22098960087762098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105116527) 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, 142844 + ... + 143577.

It is an arithmetic number, because the mean of its divisors is an integer number (26350824).

Almost surely, 2^105116507 is an apocalyptic number.

105116507 is a deficient number, since it is larger than the sum of its proper divisors (286789).

105116507 is an equidigital number, since it uses as much as digits as its factorization.

105116507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286788.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 105116507 is about 10252.6341493296. The cubic root of 105116507 is about 471.9438238108.

The spelling of 105116507 in words is "one hundred five million, one hundred sixteen thousand, five hundred seven".