105112603 has 4 divisors (see below), whose sum is σ = 105571840. Its totient is φ = 104653368.

The previous prime is 105112583. The next prime is 105112613. The reversal of 105112603 is 306211501.

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 105112603 - 2²⁵ = 71558171 is a prime.

It is a super-2 number, since 2×105112603² = 22097318618871218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105112613) by changing a digit.

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, 229275 + ... + 229732.

It is an arithmetic number, because the mean of its divisors is an integer number (26392960).

Almost surely, 2^105112603 is an apocalyptic number.

105112603 is a deficient number, since it is larger than the sum of its proper divisors (459237).

105112603 is an equidigital number, since it uses as much as digits as its factorization.

105112603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459236.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 105112603 is about 10252.4437574658. The cubic root of 105112603 is about 471.9379811145.

The spelling of 105112603 in words is "one hundred five million, one hundred twelve thousand, six hundred three".