9131859053 has 4 divisors (see below), whose sum is σ = 9132805500. Its totient is φ = 9130912608.

The previous prime is 9131859049. The next prime is 9131859067. The reversal of 9131859053 is 3509581319.

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 727003369 + 8404855684 = 26963^2 + 91678^2 .

It is a cyclic number.

It is not a de Polignac number, because 9131859053 - 2² = 9131859049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9131858995 and 9131859013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9131859013) 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, 458600 + ... + 478097.

It is an arithmetic number, because the mean of its divisors is an integer number (2283201375).

Almost surely, 2^9131859053 is an apocalyptic number.

It is an amenable number.

9131859053 is a deficient number, since it is larger than the sum of its proper divisors (946447).

9131859053 is an equidigital number, since it uses as much as digits as its factorization.

9131859053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946446.

The product of its (nonzero) digits is 145800, while the sum is 44.

The square root of 9131859053 is about 95560.7610528506. The cubic root of 9131859053 is about 2090.1930526098.

The spelling of 9131859053 in words is "nine billion, one hundred thirty-one million, eight hundred fifty-nine thousand, fifty-three".