130004532 has 144 divisors (see below), whose sum is σ = 393050112. Its totient is φ = 35458560.

The previous prime is 130004521. The next prime is 130004543. The reversal of 130004532 is 235400031.

130004532 is a `hidden beast` number, since 130 + 0 + 0 + 4 + 532 = 666.

It is an interprime number because it is at equal distance from previous prime (130004521) and next prime (130004543).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 680557 + ... + 680747.

Almost surely, 2^130004532 is an apocalyptic number.

130004532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130004532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196525056).

130004532 is an abundant number, since it is smaller than the sum of its proper divisors (263045580).

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

130004532 is a wasteful number, since it uses less digits than its factorization.

130004532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 130004532 is about 11401.9529906065. The cubic root of 130004532 is about 506.5855885576.

Adding to 130004532 its reverse (235400031), we get a palindrome (365404563).

The spelling of 130004532 in words is "one hundred thirty million, four thousand, five hundred thirty-two".