4809131123 has 8 divisors (see below), whose sum is σ = 4891872960. Its totient is φ = 4726430440.

The previous prime is 4809131113. The next prime is 4809131147. The reversal of 4809131123 is 3211319084.

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

It is a cyclic number.

It is not a de Polignac number, because 4809131123 - 2²² = 4804936819 is a prime.

It is a super-3 number, since 3×4809131123³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 4809131123.

It is not an unprimeable number, because it can be changed into a prime (4809131113) 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, 310268 + ... + 325398.

It is an arithmetic number, because the mean of its divisors is an integer number (611484120).

Almost surely, 2^4809131123 is an apocalyptic number.

4809131123 is a deficient number, since it is larger than the sum of its proper divisors (82741837).

4809131123 is a wasteful number, since it uses less digits than its factorization.

4809131123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20577.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 4809131123 is about 69347.8991967313. The cubic root of 4809131123 is about 1687.9343040766.

The spelling of 4809131123 in words is "four billion, eight hundred nine million, one hundred thirty-one thousand, one hundred twenty-three".