12040014529 has 9 divisors (see below), whose sum is σ = 12127436643. Its totient is φ = 11953220472.

The previous prime is 12040014527. The next prime is 12040014551. The reversal of 12040014529 is 92541004021.

The square root of 12040014529 is 109727.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 39250225 + 12000764304 = 6265^2 + 109548^2 .

It is not a de Polignac number, because 12040014529 - 2¹ = 12040014527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12040014497 and 12040014506.

It is not an unprimeable number, because it can be changed into a prime (12040014523) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19640827 + ... + 19641439.

Almost surely, 2^12040014529 is an apocalyptic number.

12040014529 is the 109727-th square number.

12040014529 is the 54864-th centered octagonal number.

It is an amenable number.

12040014529 is a deficient number, since it is larger than the sum of its proper divisors (87422114).

12040014529 is an frugal number, since it uses more digits than its factorization.

12040014529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584 (or 792 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 12040014529 in words is "twelve billion, forty million, fourteen thousand, five hundred twenty-nine".