105013245 has 16 divisors (see below), whose sum is σ = 168268032. Its totient is φ = 55924800.

The previous prime is 105013241. The next prime is 105013253. The reversal of 105013245 is 542310501.

It is not a de Polignac number, because 105013245 - 2² = 105013241 is a prime.

It is a super-2 number, since 2×105013245² = 22055563250860050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105013241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6220 + ... + 15770.

It is an arithmetic number, because the mean of its divisors is an integer number (10516752).

Almost surely, 2^105013245 is an apocalyptic number.

105013245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105013245 is a deficient number, since it is larger than the sum of its proper divisors (63254787).

105013245 is an equidigital number, since it uses as much as digits as its factorization.

105013245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10292.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 105013245 is about 10247.5970354030. The cubic root of 105013245 is about 471.7892339775.

Adding to 105013245 its reverse (542310501), we get a palindrome (647323746).

The spelling of 105013245 in words is "one hundred five million, thirteen thousand, two hundred forty-five".