129082687337 has 4 divisors (see below), whose sum is σ = 129083995536. Its totient is φ = 129081379140.

The previous prime is 129082687313. The next prime is 129082687453. The reversal of 129082687337 is 733786280921.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 733786280921 = 31 ⋅23670525191.

It is a cyclic number.

It is not a de Polignac number, because 129082687337 - 2¹² = 129082683241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129082687637) 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, 492839 + ... + 707852.

It is an arithmetic number, because the mean of its divisors is an integer number (32270998884).

Almost surely, 2^129082687337 is an apocalyptic number.

It is an amenable number.

129082687337 is a deficient number, since it is larger than the sum of its proper divisors (1308199).

129082687337 is a wasteful number, since it uses less digits than its factorization.

129082687337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308198.

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 129082687337 in words is "one hundred twenty-nine billion, eighty-two million, six hundred eighty-seven thousand, three hundred thirty-seven".