4156034123 has 4 divisors (see below), whose sum is σ = 4172205720. Its totient is φ = 4139862528.

The previous prime is 4156034111. The next prime is 4156034159. The reversal of 4156034123 is 3214306514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3214306514 = 2 ⋅1607153257.

It is a cyclic number.

It is not a de Polignac number, because 4156034123 - 2⁴ = 4156034107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4156036123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8085413 + ... + 8085926.

It is an arithmetic number, because the mean of its divisors is an integer number (1043051430).

Almost surely, 2^4156034123 is an apocalyptic number.

4156034123 is a deficient number, since it is larger than the sum of its proper divisors (16171597).

4156034123 is a wasteful number, since it uses less digits than its factorization.

4156034123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16171596.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 4156034123 is about 64467.3104991980. The cubic root of 4156034123 is about 1607.7790606889.

The spelling of 4156034123 in words is "four billion, one hundred fifty-six million, thirty-four thousand, one hundred twenty-three".