4056123 has 8 divisors (see below), whose sum is σ = 5417488. Its totient is φ = 2699424.

The previous prime is 4056121. The next prime is 4056131. The reversal of 4056123 is 3216504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4056123 - 2¹ = 4056121 is a prime.

It is a super-2 number, since 2×4056123² = 32904267582258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4056123.

It is not an unprimeable number, because it can be changed into a prime (4056121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2661 + ... + 3897.

It is an arithmetic number, because the mean of its divisors is an integer number (677186).

Almost surely, 2^4056123 is an apocalyptic number.

4056123 is a deficient number, since it is larger than the sum of its proper divisors (1361365).

4056123 is a wasteful number, since it uses less digits than its factorization.

4056123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 4056123 is about 2013.9818767804. The cubic root of 4056123 is about 159.4790740457.

The spelling of 4056123 in words is "four million, fifty-six thousand, one hundred twenty-three".