43126106 has 4 divisors (see below), whose sum is σ = 64689162. Its totient is φ = 21563052.

The previous prime is 43126099. The next prime is 43126121. The reversal of 43126106 is 60162134.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43020481 + 105625 = 6559^2 + 325^2 .

It is a super-2 number, since 2×43126106² = 3719722037446472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10781525 + ... + 10781528.

Almost surely, 2^43126106 is an apocalyptic number.

43126106 is a deficient number, since it is larger than the sum of its proper divisors (21563056).

43126106 is a wasteful number, since it uses less digits than its factorization.

43126106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21563055.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 43126106 is about 6567.0469771428. The cubic root of 43126106 is about 350.6819520309.

The spelling of 43126106 in words is "forty-three million, one hundred twenty-six thousand, one hundred six".