130500232 has 16 divisors (see below), whose sum is σ = 253125900. Its totient is φ = 63000000.

The previous prime is 130500193. The next prime is 130500233. The reversal of 130500232 is 232005031.

It can be written as a sum of positive squares in 2 ways, for example, as 110376036 + 20124196 = 10506^2 + 4486^2 .

It is not an unprimeable number, because it can be changed into a prime (130500233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281019 + ... + 281482.

Almost surely, 2^130500232 is an apocalyptic number.

It is an amenable number.

130500232 is a deficient number, since it is larger than the sum of its proper divisors (122625668).

130500232 is a wasteful number, since it uses less digits than its factorization.

130500232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562536 (or 562532 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 130500232 is about 11423.6698131555. The cubic root of 130500232 is about 507.2286327781.

Adding to 130500232 its reverse (232005031), we get a palindrome (362505263).

The spelling of 130500232 in words is "one hundred thirty million, five hundred thousand, two hundred thirty-two".