130000320 has 84 divisors (see below), whose sum is σ = 447156840. Its totient is φ = 34665984.

The previous prime is 130000229. The next prime is 130000349. The reversal of 130000320 is 23000031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19690 + ... + 25449.

Almost surely, 2^130000320 is an apocalyptic number.

130000320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130000320 is an abundant number, since it is smaller than the sum of its proper divisors (317156520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130000320 is a wasteful number, since it uses less digits than its factorization.

130000320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45162 (or 45149 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 130000320 is about 11401.7682839111. The cubic root of 130000320 is about 506.5801175649.

Adding to 130000320 its reverse (23000031), we get a palindrome (153000351).

The spelling of 130000320 in words is "one hundred thirty million, three hundred twenty", and thus it is an aban number.