105140105 has 16 divisors (see below), whose sum is σ = 144359040. Its totient is φ = 72012672.

The previous prime is 105140099. The next prime is 105140111. The reversal of 105140105 is 501041501.

It is an interprime number because it is at equal distance from previous prime (105140099) and next prime (105140111).

It is a cyclic number.

It is not a de Polignac number, because 105140105 - 2⁶ = 105140041 is a prime.

It is a super-2 number, since 2×105140105² = 22108883358822050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55382 + ... + 57248.

It is an arithmetic number, because the mean of its divisors is an integer number (9022440).

Almost surely, 2^105140105 is an apocalyptic number.

It is an amenable number.

105140105 is a deficient number, since it is larger than the sum of its proper divisors (39218935).

105140105 is a wasteful number, since it uses less digits than its factorization.

105140105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3488.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 105140105 is about 10253.7849109487. The cubic root of 105140105 is about 471.9791373164.

Adding to 105140105 its reverse (501041501), we get a palindrome (606181606).

The spelling of 105140105 in words is "one hundred five million, one hundred forty thousand, one hundred five".