2129471529 has 8 divisors (see below), whose sum is σ = 2840277120. Its totient is φ = 1419156816.

The previous prime is 2129471503. The next prime is 2129471557. The reversal of 2129471529 is 9251749212.

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

It is not a de Polignac number, because 2129471529 - 2⁷ = 2129471401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2129471329) 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 7 ways as a sum of consecutive naturals, for example, 112474 + ... + 130035.

It is an arithmetic number, because the mean of its divisors is an integer number (355034640).

Almost surely, 2^2129471529 is an apocalyptic number.

It is an amenable number.

2129471529 is a deficient number, since it is larger than the sum of its proper divisors (710805591).

2129471529 is a wasteful number, since it uses less digits than its factorization.

2129471529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245439.

The product of its digits is 90720, while the sum is 42.

The square root of 2129471529 is about 46146.1973406260. The cubic root of 2129471529 is about 1286.5419329792.

The spelling of 2129471529 in words is "two billion, one hundred twenty-nine million, four hundred seventy-one thousand, five hundred twenty-nine".