13932439429 has 8 divisors (see below), whose sum is σ = 14310721568. Its totient is φ = 13554248400.

The previous prime is 13932439397. The next prime is 13932439439. The reversal of 13932439429 is 92493423931.

13932439429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13932439429 - 2⁵ = 13932439397 is a prime.

It is a super-2 number, since 2×13932439429² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13932439439) 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, 384754 + ... + 419404.

It is an arithmetic number, because the mean of its divisors is an integer number (1788840196).

Almost surely, 2^13932439429 is an apocalyptic number.

It is an amenable number.

13932439429 is a deficient number, since it is larger than the sum of its proper divisors (378282139).

13932439429 is a wasteful number, since it uses less digits than its factorization.

13932439429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45555.

The product of its digits is 1259712, while the sum is 49.

The spelling of 13932439429 in words is "thirteen billion, nine hundred thirty-two million, four hundred thirty-nine thousand, four hundred twenty-nine".