129530729483 has 4 divisors (see below), whose sum is σ = 129594951000. Its totient is φ = 129466507968.

The previous prime is 129530729467. The next prime is 129530729501. The reversal of 129530729483 is 384927035921.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 129530729483 - 2⁴ = 129530729467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129530729453) 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, 32107733 + ... + 32111766.

It is an arithmetic number, because the mean of its divisors is an integer number (32398737750).

Almost surely, 2^129530729483 is an apocalyptic number.

129530729483 is a deficient number, since it is larger than the sum of its proper divisors (64221517).

129530729483 is an equidigital number, since it uses as much as digits as its factorization.

129530729483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64221516.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 129530729483 in words is "one hundred twenty-nine billion, five hundred thirty million, seven hundred twenty-nine thousand, four hundred eighty-three".