4123279973 has 4 divisors (see below), whose sum is σ = 4126669260. Its totient is φ = 4119890688.

The previous prime is 4123279957. The next prime is 4123280033. The reversal of 4123279973 is 3799723214.

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

It can be written as a sum of positive squares in 2 ways, for example, as 402523969 + 3720756004 = 20063^2 + 60998^2 .

It is a cyclic number.

It is not a de Polignac number, because 4123279973 - 2⁴ = 4123279957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123279673) 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, 1692818 + ... + 1695251.

It is an arithmetic number, because the mean of its divisors is an integer number (1031667315).

Almost surely, 2^4123279973 is an apocalyptic number.

It is an amenable number.

4123279973 is a deficient number, since it is larger than the sum of its proper divisors (3389287).

4123279973 is a wasteful number, since it uses less digits than its factorization.

4123279973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3389286.

The product of its digits is 571536, while the sum is 47.

The square root of 4123279973 is about 64212.7711051314. The cubic root of 4123279973 is about 1603.5442230725.

The spelling of 4123279973 in words is "four billion, one hundred twenty-three million, two hundred seventy-nine thousand, nine hundred seventy-three".