130320188 has 24 divisors (see below), whose sum is σ = 230973120. Its totient is φ = 64332800.

The previous prime is 130320173. The next prime is 130320191. The reversal of 130320188 is 881023031.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180893 + ... + 181611.

It is an arithmetic number, because the mean of its divisors is an integer number (9623880).

Almost surely, 2^130320188 is an apocalyptic number.

It is an amenable number.

130320188 is a deficient number, since it is larger than the sum of its proper divisors (100652932).

130320188 is a wasteful number, since it uses less digits than its factorization.

130320188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 130320188 is about 11415.7867884785. The cubic root of 130320188 is about 506.9952602627.

The spelling of 130320188 in words is "one hundred thirty million, three hundred twenty thousand, one hundred eighty-eight".