105456712 has 16 divisors (see below), whose sum is σ = 209362860. Its totient is φ = 49626624.

The previous prime is 105456691. The next prime is 105456713. The reversal of 105456712 is 217654501.

It can be written as a sum of positive squares in 2 ways, for example, as 102941316 + 2515396 = 10146^2 + 1586^2 .

It is a super-2 number, since 2×105456712² = 22242236211701888, which contains 22 as substring.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (105456713) 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, 387573 + ... + 387844.

Almost surely, 2^105456712 is an apocalyptic number.

It is an amenable number.

105456712 is a deficient number, since it is larger than the sum of its proper divisors (103906148).

105456712 is a wasteful number, since it uses less digits than its factorization.

105456712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775440 (or 775436 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 105456712 is about 10269.2118490174. The cubic root of 105456712 is about 472.4524174064.

The spelling of 105456712 in words is "one hundred five million, four hundred fifty-six thousand, seven hundred twelve".