105063123 has 16 divisors (see below), whose sum is σ = 157750272. Its totient is φ = 61620000.

The previous prime is 105063121. The next prime is 105063151. The reversal of 105063123 is 321360501.

It is not a de Polignac number, because 105063123 - 2¹ = 105063121 is a prime.

It is a super-2 number, since 2×105063123² = 22076519629026258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105063123.

It is not an unprimeable number, because it can be changed into a prime (105063121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50328 + ... + 52373.

It is an arithmetic number, because the mean of its divisors is an integer number (9859392).

Almost surely, 2^105063123 is an apocalyptic number.

105063123 is a deficient number, since it is larger than the sum of its proper divisors (52687149).

105063123 is a wasteful number, since it uses less digits than its factorization.

105063123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102746.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 105063123 is about 10250.0303901989. The cubic root of 105063123 is about 471.8639171878.

The spelling of 105063123 in words is "one hundred five million, sixty-three thousand, one hundred twenty-three".