130438828829 has 2 divisors, whose sum is σ = 130438828830. Its totient is φ = 130438828828.

The previous prime is 130438828759. The next prime is 130438828843. The reversal of 130438828829 is 928828834031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125512192729 + 4926636100 = 354277^2 + 70190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130438828829 is a prime.

It is a super-2 number, since 2×130438828829² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130438828229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65219414414 + 65219414415.

It is an arithmetic number, because the mean of its divisors is an integer number (65219414415).

Almost surely, 2^130438828829 is an apocalyptic number.

It is an amenable number.

130438828829 is a deficient number, since it is larger than the sum of its proper divisors (1).

130438828829 is an equidigital number, since it uses as much as digits as its factorization.

130438828829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5308416, while the sum is 56.

The spelling of 130438828829 in words is "one hundred thirty billion, four hundred thirty-eight million, eight hundred twenty-eight thousand, eight hundred twenty-nine".