12571241039 has 16 divisors (see below), whose sum is σ = 15216215616. Its totient is φ = 10138867200.

The previous prime is 12571241029. The next prime is 12571241047. The reversal of 12571241039 is 93014217521.

It is not a de Polignac number, because 12571241039 - 2¹² = 12571236943 is a prime.

It is a super-2 number, since 2×12571241039² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12571241029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538469 + ... + 561329.

It is an arithmetic number, because the mean of its divisors is an integer number (951013476).

Almost surely, 2^12571241039 is an apocalyptic number.

12571241039 is a deficient number, since it is larger than the sum of its proper divisors (2644974577).

12571241039 is a wasteful number, since it uses less digits than its factorization.

12571241039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27506.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 12571241039 in words is "twelve billion, five hundred seventy-one million, two hundred forty-one thousand, thirty-nine".