130502324 has 12 divisors (see below), whose sum is σ = 232688484. Its totient is φ = 64019904.

The previous prime is 130502297. The next prime is 130502329. The reversal of 130502324 is 423205031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 73650724 + 56851600 = 8582^2 + 7540^2 .

It is a junction number, because it is equal to n+sod(n) for n = 130502296 and 130502305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130502329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307577 + ... + 308000.

It is an arithmetic number, because the mean of its divisors is an integer number (19390707).

Almost surely, 2^130502324 is an apocalyptic number.

It is an amenable number.

130502324 is a deficient number, since it is larger than the sum of its proper divisors (102186160).

130502324 is a wasteful number, since it uses less digits than its factorization.

130502324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615634 (or 615632 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 130502324 is about 11423.7613770597. The cubic root of 130502324 is about 507.2313431605.

Adding to 130502324 its reverse (423205031), we get a palindrome (553707355).

The spelling of 130502324 in words is "one hundred thirty million, five hundred two thousand, three hundred twenty-four".