129982802 has 8 divisors (see below), whose sum is σ = 195024396. Its totient is φ = 64974672.

The previous prime is 129982793. The next prime is 129982817. The reversal of 129982802 is 208289921.

129982802 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 11401²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 129982801 + 1 = 11401^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 129982802.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6968 + ... + 17564.

Almost surely, 2^129982802 is an apocalyptic number.

129982802 is a deficient number, since it is larger than the sum of its proper divisors (65041594).

129982802 is a wasteful number, since it uses less digits than its factorization.

129982802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16732.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 129982802 is about 11401.0000438558. Note that the first 4 decimals coincide. The cubic root of 129982802 is about 506.5573620590.

The spelling of 129982802 in words is "one hundred twenty-nine million, nine hundred eighty-two thousand, eight hundred two".