4126 has 4 divisors (see below), whose sum is σ = 6192. Its totient is φ = 2062.

The previous prime is 4111. The next prime is 4127. The reversal of 4126 is 6214.

4126 = T₂₀ + T₂₁ + ... + T₃₁.

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

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030 + ... + 1033.

It is an arithmetic number, because the mean of its divisors is an integer number (1548).

2⁴¹²⁶ is an apocalyptic number.

4126 is a deficient number, since it is larger than the sum of its proper divisors (2066).

4126 is a wasteful number, since it uses less digits than its factorization.

4126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065.

The product of its digits is 48, while the sum is 13.

The square root of 4126 is about 64.2339474110. The cubic root of 4126 is about 16.0389675187.

The spelling of 4126 in words is "four thousand, one hundred twenty-six".