4272123605 has 8 divisors (see below), whose sum is σ = 5198753664. Its totient is φ = 3369562000.

The previous prime is 4272123601. The next prime is 4272123619. The reversal of 4272123605 is 5063212724.

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

It is not a de Polignac number, because 4272123605 - 2² = 4272123601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4272123601) 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, 6016721 + ... + 6017430.

It is an arithmetic number, because the mean of its divisors is an integer number (649844208).

Almost surely, 2^4272123605 is an apocalyptic number.

It is an amenable number.

4272123605 is a deficient number, since it is larger than the sum of its proper divisors (926630059).

4272123605 is a wasteful number, since it uses less digits than its factorization.

4272123605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12034227.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 4272123605 is about 65361.4841095274. The cubic root of 4272123605 is about 1622.6117001010.

The spelling of 4272123605 in words is "four billion, two hundred seventy-two million, one hundred twenty-three thousand, six hundred five".