130504524 has 96 divisors (see below), whose sum is σ = 329011200. Its totient is φ = 40185600.

The previous prime is 130504511. The next prime is 130504531. The reversal of 130504524 is 425405031.

It is a junction number, because it is equal to n+sod(n) for n = 130504494 and 130504503.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1292074 + ... + 1292174.

It is an arithmetic number, because the mean of its divisors is an integer number (3427200).

Almost surely, 2^130504524 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130504524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164505600).

130504524 is an abundant number, since it is smaller than the sum of its proper divisors (198506676).

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

130504524 is a wasteful number, since it uses less digits than its factorization.

130504524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 130504524 is about 11423.8576671806. The cubic root of 130504524 is about 507.2341934359.

Adding to 130504524 its reverse (425405031), we get a palindrome (555909555).

The spelling of 130504524 in words is "one hundred thirty million, five hundred four thousand, five hundred twenty-four".